Home / 12,491,204.22-17,247,631.59-9,585,993.42

Finding the Fourth Proportional to 12,491,204.22, 17,247,631.59 and 9,585,993.42

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Solution

The fourth proportional to 12,491,204.22, 17,247,631.59 and 9,585,993.42 is: 13,236,168.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,491,204.22 : 17,247,631.59 = 9,585,993.42 : x
  2. Step 2: Convert to fraction form
    12,491,204.22/17,247,631.59 = 9,585,993.42/x
  3. Step 3: Cross multiply
    12,491,204.22x = 17,247,631.59 × 9,585,993.42
  4. Step 4: Simplify right side
    12,491,204.22x = 165,335,682,932,324.12
  5. Step 5: Solve for x
    x = 165,335,682,932,324.12/12,491,204.22
  6. Step 6: Final answer
    x = 13,236,168.43

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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.