Home / 8,465,512.91-11,682,209.11-4,981,077.37

Finding the Fourth Proportional to 8,465,512.91, 11,682,209.11 and 4,981,077.37

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Solution

The fourth proportional to 8,465,512.91, 11,682,209.11 and 4,981,077.37 is: 6,873,769.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,512.91 : 11,682,209.11 = 4,981,077.37 : x
  2. Step 2: Convert to fraction form
    8,465,512.91/11,682,209.11 = 4,981,077.37/x
  3. Step 3: Cross multiply
    8,465,512.91x = 11,682,209.11 × 4,981,077.37
  4. Step 4: Simplify right side
    8,465,512.91x = 58,189,987,371,017.80
  5. Step 5: Solve for x
    x = 58,189,987,371,017.80/8,465,512.91
  6. Step 6: Final answer
    x = 6,873,769.85

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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.