Home / 21,781,481.30-32,672,221.95-21,498,046.10

Finding the Fourth Proportional to 21,781,481.30, 32,672,221.95 and 21,498,046.10

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Solution

The fourth proportional to 21,781,481.30, 32,672,221.95 and 21,498,046.10 is: 32,247,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,781,481.30 : 32,672,221.95 = 21,498,046.10 : x
  2. Step 2: Convert to fraction form
    21,781,481.30/32,672,221.95 = 21,498,046.10/x
  3. Step 3: Cross multiply
    21,781,481.30x = 32,672,221.95 × 21,498,046.10
  4. Step 4: Simplify right side
    21,781,481.30x = 702,388,933,670,531.88
  5. Step 5: Solve for x
    x = 702,388,933,670,531.88/21,781,481.30
  6. Step 6: Final answer
    x = 32,247,069.15

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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.