Home / 22,143,377.40-33,215,066.10-13,595,998.20

Finding the Fourth Proportional to 22,143,377.40, 33,215,066.10 and 13,595,998.20

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Solution

The fourth proportional to 22,143,377.40, 33,215,066.10 and 13,595,998.20 is: 20,393,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,377.40 : 33,215,066.10 = 13,595,998.20 : x
  2. Step 2: Convert to fraction form
    22,143,377.40/33,215,066.10 = 13,595,998.20/x
  3. Step 3: Cross multiply
    22,143,377.40x = 33,215,066.10 × 13,595,998.20
  4. Step 4: Simplify right side
    22,143,377.40x = 451,591,978,908,481
  5. Step 5: Solve for x
    x = 451,591,978,908,481/22,143,377.40
  6. Step 6: Final answer
    x = 20,393,997.30

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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.