Home / 67,332,020.85-100,983,371.09-18,146,726.19

Finding the Fourth Proportional to 67,332,020.85, 100,983,371.09 and 18,146,726.19

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Solution

The fourth proportional to 67,332,020.85, 100,983,371.09 and 18,146,726.19 is: 27,216,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332,020.85 : 100,983,371.09 = 18,146,726.19 : x
  2. Step 2: Convert to fraction form
    67,332,020.85/100,983,371.09 = 18,146,726.19/x
  3. Step 3: Cross multiply
    67,332,020.85x = 100,983,371.09 × 18,146,726.19
  4. Step 4: Simplify right side
    67,332,020.85x = 1,832,517,584,822,658.25
  5. Step 5: Solve for x
    x = 1,832,517,584,822,658.25/67,332,020.85
  6. Step 6: Final answer
    x = 27,216,138.20

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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.