Home / 22,148,276.20-33,222,414.30-20,394,520.90

Finding the Fourth Proportional to 22,148,276.20, 33,222,414.30 and 20,394,520.90

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Solution

The fourth proportional to 22,148,276.20, 33,222,414.30 and 20,394,520.90 is: 30,591,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,276.20 : 33,222,414.30 = 20,394,520.90 : x
  2. Step 2: Convert to fraction form
    22,148,276.20/33,222,414.30 = 20,394,520.90/x
  3. Step 3: Cross multiply
    22,148,276.20x = 33,222,414.30 × 20,394,520.90
  4. Step 4: Simplify right side
    22,148,276.20x = 677,555,222,789,808.88
  5. Step 5: Solve for x
    x = 677,555,222,789,808.88/22,148,276.20
  6. Step 6: Final answer
    x = 30,591,781.35

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Double scale
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Similar ratio
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1.5x scale

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.