Finding the Fourth Proportional to 39,084,337.17, 58,566,720.74 and 20,891,121.57
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Solution
The fourth proportional to 39,084,337.17, 58,566,720.74 and 20,891,121.57 is: 31,304,726.43
Step by Step Solution
- Step 1: Write the proportion equation
39,084,337.17 : 58,566,720.74 = 20,891,121.57 : x - Step 2: Convert to fraction form
39,084,337.17/58,566,720.74 = 20,891,121.57/x - Step 3: Cross multiply
39,084,337.17x = 58,566,720.74 × 20,891,121.57 - Step 4: Simplify right side
39,084,337.17x = 1,223,524,482,831,124.75 - Step 5: Solve for x
x = 1,223,524,482,831,124.75/39,084,337.17 - Step 6: Final answer
x = 31,304,726.43
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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.