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Finding the Third Proportional to 8,680,230 and 18,344,608

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Solution

The third proportional to 8,680,230 and 18,344,608 is: 38,769,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,230 : 18,344,608 = 18,344,608 : x
  2. Step 2: Convert to fraction form
    8,680,230/18,344,608 = 18,344,608/x
  3. Step 3: Cross multiply
    8,680,230x = 18,344,608 × 18,344,608
  4. Step 4: Simplify right side
    8,680,230x = 336,524,642,673,664
  5. Step 5: Solve for x
    x = 336,524,642,673,664/8,680,230
  6. Step 6: Final answer
    x = 38,769,092.83

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.