Home / 12,348,049.13-17,040,307.79-6,915,541.13

Finding the Fourth Proportional to 12,348,049.13, 17,040,307.79 and 6,915,541.13

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Solution

The fourth proportional to 12,348,049.13, 17,040,307.79 and 6,915,541.13 is: 9,543,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,049.13 : 17,040,307.79 = 6,915,541.13 : x
  2. Step 2: Convert to fraction form
    12,348,049.13/17,040,307.79 = 6,915,541.13/x
  3. Step 3: Cross multiply
    12,348,049.13x = 17,040,307.79 × 6,915,541.13
  4. Step 4: Simplify right side
    12,348,049.13x = 117,842,949,321,691.72
  5. Step 5: Solve for x
    x = 117,842,949,321,691.72/12,348,049.13
  6. Step 6: Final answer
    x = 9,543,446.75

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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.