Home / 6,162,132.31-8,500,877.51-3,987,377.69

Finding the Fourth Proportional to 6,162,132.31, 8,500,877.51 and 3,987,377.69

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Solution

The fourth proportional to 6,162,132.31, 8,500,877.51 and 3,987,377.69 is: 5,500,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162,132.31 : 8,500,877.51 = 3,987,377.69 : x
  2. Step 2: Convert to fraction form
    6,162,132.31/8,500,877.51 = 3,987,377.69/x
  3. Step 3: Cross multiply
    6,162,132.31x = 8,500,877.51 × 3,987,377.69
  4. Step 4: Simplify right side
    6,162,132.31x = 33,896,209,266,355.48
  5. Step 5: Solve for x
    x = 33,896,209,266,355.48/6,162,132.31
  6. Step 6: Final answer
    x = 5,500,727.28

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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.