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Finding the Third Proportional to 11,145,940 and 15,695,917

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Solution

The third proportional to 11,145,940 and 15,695,917 is: 22,103,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145,940 : 15,695,917 = 15,695,917 : x
  2. Step 2: Convert to fraction form
    11,145,940/15,695,917 = 15,695,917/x
  3. Step 3: Cross multiply
    11,145,940x = 15,695,917 × 15,695,917
  4. Step 4: Simplify right side
    11,145,940x = 246,361,810,470,889
  5. Step 5: Solve for x
    x = 246,361,810,470,889/11,145,940
  6. Step 6: Final answer
    x = 22,103,278.01

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.