Home / 6,847,136.47-9,448,932.85-3,791,285.11

Finding the Fourth Proportional to 6,847,136.47, 9,448,932.85 and 3,791,285.11

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Solution

The fourth proportional to 6,847,136.47, 9,448,932.85 and 3,791,285.11 is: 5,231,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847,136.47 : 9,448,932.85 = 3,791,285.11 : x
  2. Step 2: Convert to fraction form
    6,847,136.47/9,448,932.85 = 3,791,285.11/x
  3. Step 3: Cross multiply
    6,847,136.47x = 9,448,932.85 × 3,791,285.11
  4. Step 4: Simplify right side
    6,847,136.47x = 35,823,598,419,594.86
  5. Step 5: Solve for x
    x = 35,823,598,419,594.86/6,847,136.47
  6. Step 6: Final answer
    x = 5,231,909.51

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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.