Home / 82,378,858.72-123,588,265.92-24,867,694.48

Finding the Fourth Proportional to 82,378,858.72, 123,588,265.92 and 24,867,694.48

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Solution

The fourth proportional to 82,378,858.72, 123,588,265.92 and 24,867,694.48 is: 37,307,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,378,858.72 : 123,588,265.92 = 24,867,694.48 : x
  2. Step 2: Convert to fraction form
    82,378,858.72/123,588,265.92 = 24,867,694.48/x
  3. Step 3: Cross multiply
    82,378,858.72x = 123,588,265.92 × 24,867,694.48
  4. Step 4: Simplify right side
    82,378,858.72x = 3,073,355,238,211,556
  5. Step 5: Solve for x
    x = 3,073,355,238,211,556/82,378,858.72
  6. Step 6: Final answer
    x = 37,307,572.43

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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.