Home / 31,690,711.70-47,536,067.55-29,549,201.30

Finding the Fourth Proportional to 31,690,711.70, 47,536,067.55 and 29,549,201.30

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Solution

The fourth proportional to 31,690,711.70, 47,536,067.55 and 29,549,201.30 is: 44,323,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,690,711.70 : 47,536,067.55 = 29,549,201.30 : x
  2. Step 2: Convert to fraction form
    31,690,711.70/47,536,067.55 = 29,549,201.30/x
  3. Step 3: Cross multiply
    31,690,711.70x = 47,536,067.55 × 29,549,201.30
  4. Step 4: Simplify right side
    31,690,711.70x = 1,404,652,829,045,347.75
  5. Step 5: Solve for x
    x = 1,404,652,829,045,347.75/31,690,711.70
  6. Step 6: Final answer
    x = 44,323,801.95

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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.