Home / 8,737,778.25-13,108,014.11-2,979,165.15

Finding the Fourth Proportional to 8,737,778.25, 13,108,014.11 and 2,979,165.15

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Solution

The fourth proportional to 8,737,778.25, 13,108,014.11 and 2,979,165.15 is: 4,469,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,778.25 : 13,108,014.11 = 2,979,165.15 : x
  2. Step 2: Convert to fraction form
    8,737,778.25/13,108,014.11 = 2,979,165.15/x
  3. Step 3: Cross multiply
    8,737,778.25x = 13,108,014.11 × 2,979,165.15
  4. Step 4: Simplify right side
    8,737,778.25x = 39,050,938,865,277.27
  5. Step 5: Solve for x
    x = 39,050,938,865,277.27/8,737,778.25
  6. Step 6: Final answer
    x = 4,469,206.90

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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.