Home / 31,498,626.08-47,251,878.96-12,326,906.72

Finding the Fourth Proportional to 31,498,626.08, 47,251,878.96 and 12,326,906.72

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Solution

The fourth proportional to 31,498,626.08, 47,251,878.96 and 12,326,906.72 is: 18,491,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498,626.08 : 47,251,878.96 = 12,326,906.72 : x
  2. Step 2: Convert to fraction form
    31,498,626.08/47,251,878.96 = 12,326,906.72/x
  3. Step 3: Cross multiply
    31,498,626.08x = 47,251,878.96 × 12,326,906.72
  4. Step 4: Simplify right side
    31,498,626.08x = 582,469,504,284,650.62
  5. Step 5: Solve for x
    x = 582,469,504,284,650.62/31,498,626.08
  6. Step 6: Final answer
    x = 18,491,901.93

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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.