Home / 5,152,713.18-7,099,046.19-3,987,151.26

Finding the Fourth Proportional to 5,152,713.18, 7,099,046.19 and 3,987,151.26

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Solution

The fourth proportional to 5,152,713.18, 7,099,046.19 and 3,987,151.26 is: 5,493,216.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152,713.18 : 7,099,046.19 = 3,987,151.26 : x
  2. Step 2: Convert to fraction form
    5,152,713.18/7,099,046.19 = 3,987,151.26/x
  3. Step 3: Cross multiply
    5,152,713.18x = 7,099,046.19 × 3,987,151.26
  4. Step 4: Simplify right side
    5,152,713.18x = 28,304,970,961,256.70
  5. Step 5: Solve for x
    x = 28,304,970,961,256.70/5,152,713.18
  6. Step 6: Final answer
    x = 5,493,216.87

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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.