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Finding the Third Proportional to 12,917,330 and 30,449,765

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Solution

The third proportional to 12,917,330 and 30,449,765 is: 71,778,625.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,917,330 : 30,449,765 = 30,449,765 : x
  2. Step 2: Convert to fraction form
    12,917,330/30,449,765 = 30,449,765/x
  3. Step 3: Cross multiply
    12,917,330x = 30,449,765 × 30,449,765
  4. Step 4: Simplify right side
    12,917,330x = 927,188,188,555,225
  5. Step 5: Solve for x
    x = 927,188,188,555,225/12,917,330
  6. Step 6: Final answer
    x = 71,778,625.19

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.