Home / 38,169,711.60-57,234,954.60-11,239,868.40

Finding the Fourth Proportional to 38,169,711.60, 57,234,954.60 and 11,239,868.40

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Solution

The fourth proportional to 38,169,711.60, 57,234,954.60 and 11,239,868.40 is: 16,854,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,169,711.60 : 57,234,954.60 = 11,239,868.40 : x
  2. Step 2: Convert to fraction form
    38,169,711.60/57,234,954.60 = 11,239,868.40/x
  3. Step 3: Cross multiply
    38,169,711.60x = 57,234,954.60 × 11,239,868.40
  4. Step 4: Simplify right side
    38,169,711.60x = 643,313,357,583,974.62
  5. Step 5: Solve for x
    x = 643,313,357,583,974.62/38,169,711.60
  6. Step 6: Final answer
    x = 16,854,027.20

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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.