Home / 18,125,102.03-25,012,744.82-9,865,144.61

Finding the Fourth Proportional to 18,125,102.03, 25,012,744.82 and 9,865,144.61

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Solution

The fourth proportional to 18,125,102.03, 25,012,744.82 and 9,865,144.61 is: 13,613,956.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,102.03 : 25,012,744.82 = 9,865,144.61 : x
  2. Step 2: Convert to fraction form
    18,125,102.03/25,012,744.82 = 9,865,144.61/x
  3. Step 3: Cross multiply
    18,125,102.03x = 25,012,744.82 × 9,865,144.61
  4. Step 4: Simplify right side
    18,125,102.03x = 246,754,344,693,002.69
  5. Step 5: Solve for x
    x = 246,754,344,693,002.69/18,125,102.03
  6. Step 6: Final answer
    x = 13,613,956.18

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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.