Home / 12,856,132.73-17,741,974.68-7,055,122.07

Finding the Fourth Proportional to 12,856,132.73, 17,741,974.68 and 7,055,122.07

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Solution

The fourth proportional to 12,856,132.73, 17,741,974.68 and 7,055,122.07 is: 9,736,349.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,132.73 : 17,741,974.68 = 7,055,122.07 : x
  2. Step 2: Convert to fraction form
    12,856,132.73/17,741,974.68 = 7,055,122.07/x
  3. Step 3: Cross multiply
    12,856,132.73x = 17,741,974.68 × 7,055,122.07
  4. Step 4: Simplify right side
    12,856,132.73x = 125,171,797,174,604.12
  5. Step 5: Solve for x
    x = 125,171,797,174,604.12/12,856,132.73
  6. Step 6: Final answer
    x = 9,736,349.16

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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.