Home / 22,272,414.80-33,408,622.20-7,126,840.40

Finding the Fourth Proportional to 22,272,414.80, 33,408,622.20 and 7,126,840.40

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Solution

The fourth proportional to 22,272,414.80, 33,408,622.20 and 7,126,840.40 is: 10,690,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272,414.80 : 33,408,622.20 = 7,126,840.40 : x
  2. Step 2: Convert to fraction form
    22,272,414.80/33,408,622.20 = 7,126,840.40/x
  3. Step 3: Cross multiply
    22,272,414.80x = 33,408,622.20 × 7,126,840.40
  4. Step 4: Simplify right side
    22,272,414.80x = 238,097,918,403,296.88
  5. Step 5: Solve for x
    x = 238,097,918,403,296.88/22,272,414.80
  6. Step 6: Final answer
    x = 10,690,260.60

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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.