Home / 12,660,726.33-17,471,812.19-7,432,710.93

Finding the Fourth Proportional to 12,660,726.33, 17,471,812.19 and 7,432,710.93

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Solution

The fourth proportional to 12,660,726.33, 17,471,812.19 and 7,432,710.93 is: 10,257,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,726.33 : 17,471,812.19 = 7,432,710.93 : x
  2. Step 2: Convert to fraction form
    12,660,726.33/17,471,812.19 = 7,432,710.93/x
  3. Step 3: Cross multiply
    12,660,726.33x = 17,471,812.19 × 7,432,710.93
  4. Step 4: Simplify right side
    12,660,726.33x = 129,862,929,394,356.67
  5. Step 5: Solve for x
    x = 129,862,929,394,356.67/12,660,726.33
  6. Step 6: Final answer
    x = 10,257,146.87

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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.