Home / 21,997,115.10-32,995,672.65-13,866,067.80

Finding the Fourth Proportional to 21,997,115.10, 32,995,672.65 and 13,866,067.80

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Solution

The fourth proportional to 21,997,115.10, 32,995,672.65 and 13,866,067.80 is: 20,799,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,997,115.10 : 32,995,672.65 = 13,866,067.80 : x
  2. Step 2: Convert to fraction form
    21,997,115.10/32,995,672.65 = 13,866,067.80/x
  3. Step 3: Cross multiply
    21,997,115.10x = 32,995,672.65 × 13,866,067.80
  4. Step 4: Simplify right side
    21,997,115.10x = 457,520,234,071,505.69
  5. Step 5: Solve for x
    x = 457,520,234,071,505.69/21,997,115.10
  6. Step 6: Final answer
    x = 20,799,101.70

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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.