Home / 6,800,660.22-9,384,197.60-3,859,540.72

Finding the Fourth Proportional to 6,800,660.22, 9,384,197.60 and 3,859,540.72

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Solution

The fourth proportional to 6,800,660.22, 9,384,197.60 and 3,859,540.72 is: 5,325,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800,660.22 : 9,384,197.60 = 3,859,540.72 : x
  2. Step 2: Convert to fraction form
    6,800,660.22/9,384,197.60 = 3,859,540.72/x
  3. Step 3: Cross multiply
    6,800,660.22x = 9,384,197.60 × 3,859,540.72
  4. Step 4: Simplify right side
    6,800,660.22x = 36,218,692,761,726.27
  5. Step 5: Solve for x
    x = 36,218,692,761,726.27/6,800,660.22
  6. Step 6: Final answer
    x = 5,325,761.26

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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.