Home / 31,709,906.60-47,543,864.70-11,512,524.20

Finding the Fourth Proportional to 31,709,906.60, 47,543,864.70 and 11,512,524.20

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Solution

The fourth proportional to 31,709,906.60, 47,543,864.70 and 11,512,524.20 is: 17,261,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709,906.60 : 47,543,864.70 = 11,512,524.20 : x
  2. Step 2: Convert to fraction form
    31,709,906.60/47,543,864.70 = 11,512,524.20/x
  3. Step 3: Cross multiply
    31,709,906.60x = 47,543,864.70 × 11,512,524.20
  4. Step 4: Simplify right side
    31,709,906.60x = 547,349,892,920,275.75
  5. Step 5: Solve for x
    x = 547,349,892,920,275.75/31,709,906.60
  6. Step 6: Final answer
    x = 17,261,163.83

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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.