Home / 11,120,829.68-15,342,184.14-6,766,425.20

Finding the Fourth Proportional to 11,120,829.68, 15,342,184.14 and 6,766,425.20

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Solution

The fourth proportional to 11,120,829.68, 15,342,184.14 and 6,766,425.20 is: 9,334,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120,829.68 : 15,342,184.14 = 6,766,425.20 : x
  2. Step 2: Convert to fraction form
    11,120,829.68/15,342,184.14 = 6,766,425.20/x
  3. Step 3: Cross multiply
    11,120,829.68x = 15,342,184.14 × 6,766,425.20
  4. Step 4: Simplify right side
    11,120,829.68x = 103,811,741,387,936.33
  5. Step 5: Solve for x
    x = 103,811,741,387,936.33/11,120,829.68
  6. Step 6: Final answer
    x = 9,334,891.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.