Home / 7,003,891.22-9,665,385.82-3,948,105.47

Finding the Fourth Proportional to 7,003,891.22, 9,665,385.82 and 3,948,105.47

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Solution

The fourth proportional to 7,003,891.22, 9,665,385.82 and 3,948,105.47 is: 5,448,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,891.22 : 9,665,385.82 = 3,948,105.47 : x
  2. Step 2: Convert to fraction form
    7,003,891.22/9,665,385.82 = 3,948,105.47/x
  3. Step 3: Cross multiply
    7,003,891.22x = 9,665,385.82 × 3,948,105.47
  4. Step 4: Simplify right side
    7,003,891.22x = 38,159,962,567,405.24
  5. Step 5: Solve for x
    x = 38,159,962,567,405.24/7,003,891.22
  6. Step 6: Final answer
    x = 5,448,394.53

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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.