Home / 8,179,498.68-12,267,918.75-3,861,540.55

Finding the Fourth Proportional to 8,179,498.68, 12,267,918.75 and 3,861,540.55

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Solution

The fourth proportional to 8,179,498.68, 12,267,918.75 and 3,861,540.55 is: 5,791,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,498.68 : 12,267,918.75 = 3,861,540.55 : x
  2. Step 2: Convert to fraction form
    8,179,498.68/12,267,918.75 = 3,861,540.55/x
  3. Step 3: Cross multiply
    8,179,498.68x = 12,267,918.75 × 3,861,540.55
  4. Step 4: Simplify right side
    8,179,498.68x = 47,373,065,747,045.99
  5. Step 5: Solve for x
    x = 47,373,065,747,045.99/8,179,498.68
  6. Step 6: Final answer
    x = 5,791,683.28

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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.