Home / 22,572,272.38-31,151,767.17-12,785,097.46

Finding the Fourth Proportional to 22,572,272.38, 31,151,767.17 and 12,785,097.46

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Solution

The fourth proportional to 22,572,272.38, 31,151,767.17 and 12,785,097.46 is: 17,644,585.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,572,272.38 : 31,151,767.17 = 12,785,097.46 : x
  2. Step 2: Convert to fraction form
    22,572,272.38/31,151,767.17 = 12,785,097.46/x
  3. Step 3: Cross multiply
    22,572,272.38x = 31,151,767.17 × 12,785,097.46
  4. Step 4: Simplify right side
    22,572,272.38x = 398,278,379,319,678.44
  5. Step 5: Solve for x
    x = 398,278,379,319,678.44/22,572,272.38
  6. Step 6: Final answer
    x = 17,644,585.03

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Double scale
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1.5x scale

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.