Home / 5,471,146.80-8,206,720.20-4,408,264.80

Finding the Fourth Proportional to 5,471,146.80, 8,206,720.20 and 4,408,264.80

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Solution

The fourth proportional to 5,471,146.80, 8,206,720.20 and 4,408,264.80 is: 6,612,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,146.80 : 8,206,720.20 = 4,408,264.80 : x
  2. Step 2: Convert to fraction form
    5,471,146.80/8,206,720.20 = 4,408,264.80/x
  3. Step 3: Cross multiply
    5,471,146.80x = 8,206,720.20 × 4,408,264.80
  4. Step 4: Simplify right side
    5,471,146.80x = 36,177,395,781,108.96
  5. Step 5: Solve for x
    x = 36,177,395,781,108.96/5,471,146.80
  6. Step 6: Final answer
    x = 6,612,397.20

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Similar ratio
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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.