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Finding the Third Proportional to 10,351,221 and 15,671,902

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Solution

The third proportional to 10,351,221 and 15,671,902 is: 23,727,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,221 : 15,671,902 = 15,671,902 : x
  2. Step 2: Convert to fraction form
    10,351,221/15,671,902 = 15,671,902/x
  3. Step 3: Cross multiply
    10,351,221x = 15,671,902 × 15,671,902
  4. Step 4: Simplify right side
    10,351,221x = 245,608,512,297,604
  5. Step 5: Solve for x
    x = 245,608,512,297,604/10,351,221
  6. Step 6: Final answer
    x = 23,727,491.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.