Home / 38,632,078.20-57,955,115.70-19,414,471.80

Finding the Fourth Proportional to 38,632,078.20, 57,955,115.70 and 19,414,471.80

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Solution

The fourth proportional to 38,632,078.20, 57,955,115.70 and 19,414,471.80 is: 29,125,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,078.20 : 57,955,115.70 = 19,414,471.80 : x
  2. Step 2: Convert to fraction form
    38,632,078.20/57,955,115.70 = 19,414,471.80/x
  3. Step 3: Cross multiply
    38,632,078.20x = 57,955,115.70 × 19,414,471.80
  4. Step 4: Simplify right side
    38,632,078.20x = 1,125,167,959,423,387.38
  5. Step 5: Solve for x
    x = 1,125,167,959,423,387.38/38,632,078.20
  6. Step 6: Final answer
    x = 29,125,224.73

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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.