Finding the Fourth Proportional to 11,541,046.92, 15,926,174.10 and 6,646,453.44
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Solution
The fourth proportional to 11,541,046.92, 15,926,174.10 and 6,646,453.44 is: 9,171,834.70
Step by Step Solution
- Step 1: Write the proportion equation
11,541,046.92 : 15,926,174.10 = 6,646,453.44 : x - Step 2: Convert to fraction form
11,541,046.92/15,926,174.10 = 6,646,453.44/x - Step 3: Cross multiply
11,541,046.92x = 15,926,174.10 × 6,646,453.44 - Step 4: Simplify right side
11,541,046.92x = 105,852,574,632,983.91 - Step 5: Solve for x
x = 105,852,574,632,983.91/11,541,046.92 - Step 6: Final answer
x = 9,171,834.70
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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.