Home / 5,231,119.88-7,221,905.17-3,397,218.32

Finding the Fourth Proportional to 5,231,119.88, 7,221,905.17 and 3,397,218.32

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Solution

The fourth proportional to 5,231,119.88, 7,221,905.17 and 3,397,218.32 is: 4,690,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231,119.88 : 7,221,905.17 = 3,397,218.32 : x
  2. Step 2: Convert to fraction form
    5,231,119.88/7,221,905.17 = 3,397,218.32/x
  3. Step 3: Cross multiply
    5,231,119.88x = 7,221,905.17 × 3,397,218.32
  4. Step 4: Simplify right side
    5,231,119.88x = 24,534,388,548,826.71
  5. Step 5: Solve for x
    x = 24,534,388,548,826.71/5,231,119.88
  6. Step 6: Final answer
    x = 4,690,083.41

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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.