Home / 22,555,677.97-31,121,498.39-12,766,122.44

Finding the Fourth Proportional to 22,555,677.97, 31,121,498.39 and 12,766,122.44

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Solution

The fourth proportional to 22,555,677.97, 31,121,498.39 and 12,766,122.44 is: 17,614,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,677.97 : 31,121,498.39 = 12,766,122.44 : x
  2. Step 2: Convert to fraction form
    22,555,677.97/31,121,498.39 = 12,766,122.44/x
  3. Step 3: Cross multiply
    22,555,677.97x = 31,121,498.39 × 12,766,122.44
  4. Step 4: Simplify right side
    22,555,677.97x = 397,300,858,963,002.88
  5. Step 5: Solve for x
    x = 397,300,858,963,002.88/22,555,677.97
  6. Step 6: Final answer
    x = 17,614,228.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.