Home / 31,822,682.32-47,708,279.11-9,951,809.22

Finding the Fourth Proportional to 31,822,682.32, 47,708,279.11 and 9,951,809.22

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Solution

The fourth proportional to 31,822,682.32, 47,708,279.11 and 9,951,809.22 is: 14,919,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822,682.32 : 47,708,279.11 = 9,951,809.22 : x
  2. Step 2: Convert to fraction form
    31,822,682.32/47,708,279.11 = 9,951,809.22/x
  3. Step 3: Cross multiply
    31,822,682.32x = 47,708,279.11 × 9,951,809.22
  4. Step 4: Simplify right side
    31,822,682.32x = 474,783,691,917,231.44
  5. Step 5: Solve for x
    x = 474,783,691,917,231.44/31,822,682.32
  6. Step 6: Final answer
    x = 14,919,662.87

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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.