Finding the Fourth Proportional to 58,816,148.13, 81,168,523.80 and 32,712,553.53
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Solution
The fourth proportional to 58,816,148.13, 81,168,523.80 and 32,712,553.53 is: 45,144,569.38
Step by Step Solution
- Step 1: Write the proportion equation
58,816,148.13 : 81,168,523.80 = 32,712,553.53 : x - Step 2: Convert to fraction form
58,816,148.13/81,168,523.80 = 32,712,553.53/x - Step 3: Cross multiply
58,816,148.13x = 81,168,523.80 × 32,712,553.53 - Step 4: Simplify right side
58,816,148.13x = 2,655,229,679,758,579 - Step 5: Solve for x
x = 2,655,229,679,758,579/58,816,148.13 - Step 6: Final answer
x = 45,144,569.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.