Home / 17,712,872.24-26,472,259.79-12,930,632.24

Finding the Fourth Proportional to 17,712,872.24, 26,472,259.79 and 12,930,632.24

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Solution

The fourth proportional to 17,712,872.24, 26,472,259.79 and 12,930,632.24 is: 19,325,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712,872.24 : 26,472,259.79 = 12,930,632.24 : x
  2. Step 2: Convert to fraction form
    17,712,872.24/26,472,259.79 = 12,930,632.24/x
  3. Step 3: Cross multiply
    17,712,872.24x = 26,472,259.79 × 12,930,632.24
  4. Step 4: Simplify right side
    17,712,872.24x = 342,303,055,906,229.62
  5. Step 5: Solve for x
    x = 342,303,055,906,229.62/17,712,872.24
  6. Step 6: Final answer
    x = 19,325,101.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.