Home / 38,542,353.73-53,183,545.28-22,023,546.64

Finding the Fourth Proportional to 38,542,353.73, 53,183,545.28 and 22,023,546.64

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Solution

The fourth proportional to 38,542,353.73, 53,183,545.28 and 22,023,546.64 is: 30,389,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,542,353.73 : 53,183,545.28 = 22,023,546.64 : x
  2. Step 2: Convert to fraction form
    38,542,353.73/53,183,545.28 = 22,023,546.64/x
  3. Step 3: Cross multiply
    38,542,353.73x = 53,183,545.28 × 22,023,546.64
  4. Step 4: Simplify right side
    38,542,353.73x = 1,171,290,289,794,187.50
  5. Step 5: Solve for x
    x = 1,171,290,289,794,187.50/38,542,353.73
  6. Step 6: Final answer
    x = 30,389,692.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.