Finding the Fourth Proportional to 62,117,306.87, 85,725,718.67 and 34,239,954.18
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Solution
The fourth proportional to 62,117,306.87, 85,725,718.67 and 34,239,954.18 is: 47,253,250.79
Step by Step Solution
- Step 1: Write the proportion equation
62,117,306.87 : 85,725,718.67 = 34,239,954.18 : x - Step 2: Convert to fraction form
62,117,306.87/85,725,718.67 = 34,239,954.18/x - Step 3: Cross multiply
62,117,306.87x = 85,725,718.67 × 34,239,954.18 - Step 4: Simplify right side
62,117,306.87x = 2,935,244,679,715,442 - Step 5: Solve for x
x = 2,935,244,679,715,442/62,117,306.87 - Step 6: Final answer
x = 47,253,250.79
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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.