Home / 31,822,678.31-47,708,273.11-9,951,805.22

Finding the Fourth Proportional to 31,822,678.31, 47,708,273.11 and 9,951,805.22

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Solution

The fourth proportional to 31,822,678.31, 47,708,273.11 and 9,951,805.22 is: 14,919,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822,678.31 : 47,708,273.11 = 9,951,805.22 : x
  2. Step 2: Convert to fraction form
    31,822,678.31/47,708,273.11 = 9,951,805.22/x
  3. Step 3: Cross multiply
    31,822,678.31x = 47,708,273.11 × 9,951,805.22
  4. Step 4: Simplify right side
    31,822,678.31x = 474,783,441,304,678.62
  5. Step 5: Solve for x
    x = 474,783,441,304,678.62/31,822,678.31
  6. Step 6: Final answer
    x = 14,919,656.88

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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.