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Finding the Third Proportional to 8,609,230 and 18,897,860

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Solution

The third proportional to 8,609,230 and 18,897,860 is: 41,482,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,230 : 18,897,860 = 18,897,860 : x
  2. Step 2: Convert to fraction form
    8,609,230/18,897,860 = 18,897,860/x
  3. Step 3: Cross multiply
    8,609,230x = 18,897,860 × 18,897,860
  4. Step 4: Simplify right side
    8,609,230x = 357,129,112,579,600
  5. Step 5: Solve for x
    x = 357,129,112,579,600/8,609,230
  6. Step 6: Final answer
    x = 41,482,120.07

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.