Finding the Fourth Proportional to 55,331,472.06, 82,982,721.48 and 16,459,450.65
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Solution
The fourth proportional to 55,331,472.06, 82,982,721.48 and 16,459,450.65 is: 24,684,866.64
Step by Step Solution
- Step 1: Write the proportion equation
55,331,472.06 : 82,982,721.48 = 16,459,450.65 : x - Step 2: Convert to fraction form
55,331,472.06/82,982,721.48 = 16,459,450.65/x - Step 3: Cross multiply
55,331,472.06x = 82,982,721.48 × 16,459,450.65 - Step 4: Simplify right side
55,331,472.06x = 1,365,850,009,002,755 - Step 5: Solve for x
x = 1,365,850,009,002,755/55,331,472.06 - Step 6: Final answer
x = 24,684,866.64
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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.