Finding the Fourth Proportional to 11,541,044.92, 15,926,171.34 and 6,646,451.44
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Solution
The fourth proportional to 11,541,044.92, 15,926,171.34 and 6,646,451.44 is: 9,171,831.94
Step by Step Solution
- Step 1: Write the proportion equation
11,541,044.92 : 15,926,171.34 = 6,646,451.44 : x - Step 2: Convert to fraction form
11,541,044.92/15,926,171.34 = 6,646,451.44/x - Step 3: Cross multiply
11,541,044.92x = 15,926,171.34 × 6,646,451.44 - Step 4: Simplify right side
11,541,044.92x = 105,852,524,396,614.30 - Step 5: Solve for x
x = 105,852,524,396,614.30/11,541,044.92 - Step 6: Final answer
x = 9,171,831.94
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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.