Finding the Fourth Proportional to 61,431,593.13, 92,147,732.53 and 20,490,919.31
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Solution
The fourth proportional to 61,431,593.13, 92,147,732.53 and 20,490,919.31 is: 30,736,493.32
Step by Step Solution
- Step 1: Write the proportion equation
61,431,593.13 : 92,147,732.53 = 20,490,919.31 : x - Step 2: Convert to fraction form
61,431,593.13/92,147,732.53 = 20,490,919.31/x - Step 3: Cross multiply
61,431,593.13x = 92,147,732.53 × 20,490,919.31 - Step 4: Simplify right side
61,431,593.13x = 1,888,191,752,050,834.25 - Step 5: Solve for x
x = 1,888,191,752,050,834.25/61,431,593.13 - Step 6: Final answer
x = 30,736,493.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.