Home / 22,138,414.60-33,207,621.90-18,359,278.60

Finding the Fourth Proportional to 22,138,414.60, 33,207,621.90 and 18,359,278.60

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Solution

The fourth proportional to 22,138,414.60, 33,207,621.90 and 18,359,278.60 is: 27,538,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138,414.60 : 33,207,621.90 = 18,359,278.60 : x
  2. Step 2: Convert to fraction form
    22,138,414.60/33,207,621.90 = 18,359,278.60/x
  3. Step 3: Cross multiply
    22,138,414.60x = 33,207,621.90 × 18,359,278.60
  4. Step 4: Simplify right side
    22,138,414.60x = 609,667,982,105,561.38
  5. Step 5: Solve for x
    x = 609,667,982,105,561.38/22,138,414.60
  6. Step 6: Final answer
    x = 27,538,917.90

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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.