Home / 8,309,218.80-12,485,747.57-4,473,876.90

Finding the Fourth Proportional to 8,309,218.80, 12,485,747.57 and 4,473,876.90

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Solution

The fourth proportional to 8,309,218.80, 12,485,747.57 and 4,473,876.90 is: 6,722,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,218.80 : 12,485,747.57 = 4,473,876.90 : x
  2. Step 2: Convert to fraction form
    8,309,218.80/12,485,747.57 = 4,473,876.90/x
  3. Step 3: Cross multiply
    8,309,218.80x = 12,485,747.57 × 4,473,876.90
  4. Step 4: Simplify right side
    8,309,218.80x = 55,859,697,632,654.14
  5. Step 5: Solve for x
    x = 55,859,697,632,654.14/8,309,218.80
  6. Step 6: Final answer
    x = 6,722,617.25

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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.