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Finding the Third Proportional to 10,351,211 and 15,671,887

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Solution

The third proportional to 10,351,211 and 15,671,887 is: 23,727,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,211 : 15,671,887 = 15,671,887 : x
  2. Step 2: Convert to fraction form
    10,351,211/15,671,887 = 15,671,887/x
  3. Step 3: Cross multiply
    10,351,211x = 15,671,887 × 15,671,887
  4. Step 4: Simplify right side
    10,351,211x = 245,608,042,140,769
  5. Step 5: Solve for x
    x = 245,608,042,140,769/10,351,211
  6. Step 6: Final answer
    x = 23,727,469.39

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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.