Finding the Fourth Proportional to 62,221,147.80, 93,331,721.70 and 62,221,147.80
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Solution
The fourth proportional to 62,221,147.80, 93,331,721.70 and 62,221,147.80 is: 93,331,721.70
Step by Step Solution
- Step 1: Write the proportion equation
62,221,147.80 : 93,331,721.70 = 62,221,147.80 : x - Step 2: Convert to fraction form
62,221,147.80/93,331,721.70 = 62,221,147.80/x - Step 3: Cross multiply
62,221,147.80x = 93,331,721.70 × 62,221,147.80 - Step 4: Simplify right side
62,221,147.80x = 5,807,206,850,324,167 - Step 5: Solve for x
x = 5,807,206,850,324,167/62,221,147.80 - Step 6: Final answer
x = 93,331,721.70
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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.