Finding the Fourth Proportional to 62,112,861.70, 93,253,273.35 and 39,438,045.70
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Solution
The fourth proportional to 62,112,861.70, 93,253,273.35 and 39,438,045.70 is: 59,210,391.46
Step by Step Solution
- Step 1: Write the proportion equation
62,112,861.70 : 93,253,273.35 = 39,438,045.70 : x - Step 2: Convert to fraction form
62,112,861.70/93,253,273.35 = 39,438,045.70/x - Step 3: Cross multiply
62,112,861.70x = 93,253,273.35 × 39,438,045.70 - Step 4: Simplify right side
62,112,861.70x = 3,677,726,856,051,892 - Step 5: Solve for x
x = 3,677,726,856,051,892/62,112,861.70 - Step 6: Final answer
x = 59,210,391.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.