Home / 8,267,776.20-12,373,670.70-7,260,006.60

Finding the Fourth Proportional to 8,267,776.20, 12,373,670.70 and 7,260,006.60

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Solution

The fourth proportional to 8,267,776.20, 12,373,670.70 and 7,260,006.60 is: 10,865,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267,776.20 : 12,373,670.70 = 7,260,006.60 : x
  2. Step 2: Convert to fraction form
    8,267,776.20/12,373,670.70 = 7,260,006.60/x
  3. Step 3: Cross multiply
    8,267,776.20x = 12,373,670.70 × 7,260,006.60
  4. Step 4: Simplify right side
    8,267,776.20x = 89,832,930,948,226.61
  5. Step 5: Solve for x
    x = 89,832,930,948,226.61/8,267,776.20
  6. Step 6: Final answer
    x = 10,865,428.47

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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.