Home / 22,123,787.20-33,119,325.60-19,469,579.20

Finding the Fourth Proportional to 22,123,787.20, 33,119,325.60 and 19,469,579.20

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Solution

The fourth proportional to 22,123,787.20, 33,119,325.60 and 19,469,579.20 is: 29,145,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123,787.20 : 33,119,325.60 = 19,469,579.20 : x
  2. Step 2: Convert to fraction form
    22,123,787.20/33,119,325.60 = 19,469,579.20/x
  3. Step 3: Cross multiply
    22,123,787.20x = 33,119,325.60 × 19,469,579.20
  4. Step 4: Simplify right side
    22,123,787.20x = 644,819,332,819,787.50
  5. Step 5: Solve for x
    x = 644,819,332,819,787.50/22,123,787.20
  6. Step 6: Final answer
    x = 29,145,974.29

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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.