Home / 84,217,804.83-126,338,757.77-25,930,414.62

Finding the Fourth Proportional to 84,217,804.83, 126,338,757.77 and 25,930,414.62

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Solution

The fourth proportional to 84,217,804.83, 126,338,757.77 and 25,930,414.62 is: 38,899,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,217,804.83 : 126,338,757.77 = 25,930,414.62 : x
  2. Step 2: Convert to fraction form
    84,217,804.83/126,338,757.77 = 25,930,414.62/x
  3. Step 3: Cross multiply
    84,217,804.83x = 126,338,757.77 × 25,930,414.62
  4. Step 4: Simplify right side
    84,217,804.83x = 3,276,016,371,551,846.50
  5. Step 5: Solve for x
    x = 3,276,016,371,551,846.50/84,217,804.83
  6. Step 6: Final answer
    x = 38,899,332.25

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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.