Home / 31,591,729.40-47,387,594.10-26,489,895.80

Finding the Fourth Proportional to 31,591,729.40, 47,387,594.10 and 26,489,895.80

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Solution

The fourth proportional to 31,591,729.40, 47,387,594.10 and 26,489,895.80 is: 39,734,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,729.40 : 47,387,594.10 = 26,489,895.80 : x
  2. Step 2: Convert to fraction form
    31,591,729.40/47,387,594.10 = 26,489,895.80/x
  3. Step 3: Cross multiply
    31,591,729.40x = 47,387,594.10 × 26,489,895.80
  4. Step 4: Simplify right side
    31,591,729.40x = 1,255,292,429,921,694.75
  5. Step 5: Solve for x
    x = 1,255,292,429,921,694.75/31,591,729.40
  6. Step 6: Final answer
    x = 39,734,843.70

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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.