Home / 38,193,331.78-57,289,436.34-9,439,469.83

Finding the Fourth Proportional to 38,193,331.78, 57,289,436.34 and 9,439,469.83

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Solution

The fourth proportional to 38,193,331.78, 57,289,436.34 and 9,439,469.83 is: 14,159,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,193,331.78 : 57,289,436.34 = 9,439,469.83 : x
  2. Step 2: Convert to fraction form
    38,193,331.78/57,289,436.34 = 9,439,469.83/x
  3. Step 3: Cross multiply
    38,193,331.78x = 57,289,436.34 × 9,439,469.83
  4. Step 4: Simplify right side
    38,193,331.78x = 540,781,905,909,135.69
  5. Step 5: Solve for x
    x = 540,781,905,909,135.69/38,193,331.78
  6. Step 6: Final answer
    x = 14,159,066.01

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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.