The present value of the cost of Del medical = $ 250,000 + $ 231,000 (1+0.05)1 + $ 231,000 (1+0.05)2 + $ 231,000 (1+0.05)3 + $ 371,000 (1+0.05)4 + $ 231,000 (1+0.05)5 + $ 231,000 (1+0.05)6 - $ 50,000 (1+0.05)6
The present value of the cost of Del medical = $ 1,500,352.44
Equivalent uniform annual cost = $ 1,500,352.44 PVIFAr=5%, n = 6 years
Equivalent uniform annual cost = $ 1,500,352.44 5.075692
Equivalent uniform annual cost = $ 295,595.64
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The present value of the cost of Siemens = $ 224,000 + $ 235,000 (1+0.05)1 + $ 235,000 (1+0.05)2 + $ 261,000 (1+0.05)3 + $ 235,000 (1+0.05)4 + $ 235,000 (1+0.05)5 + $ 235,000 (1+0.05)6 - $ 10,000 (1+0.05)6
The present value of the cost of Siemens = $ 1,431,785.26
Equivalent uniform annual cost = $ 1,431,785.26 PVIFAr=5%, n = 6 years
Equivalent uniform annual cost = $ 1,431,785.26 5.075692
Equivalent uniform annual cost = $ 282,086.71
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The present worth and equivalent annual cost of Siemens is low compared to Del medical, hence the most economical system is Siemens.
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