Finding the Fourth Proportional to 71,540,268.95, 98,746,980.29 and 41,778,944.97
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Solution
The fourth proportional to 71,540,268.95, 98,746,980.29 and 41,778,944.97 is: 57,667,446.82
Step by Step Solution
- Step 1: Write the proportion equation
71,540,268.95 : 98,746,980.29 = 41,778,944.97 : x - Step 2: Convert to fraction form
71,540,268.95/98,746,980.29 = 41,778,944.97/x - Step 3: Cross multiply
71,540,268.95x = 98,746,980.29 × 41,778,944.97 - Step 4: Simplify right side
71,540,268.95x = 4,125,544,655,489,585 - Step 5: Solve for x
x = 4,125,544,655,489,585/71,540,268.95 - Step 6: Final answer
x = 57,667,446.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.