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Finding the Third Proportional to 21,948,721 and 48,242,536

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Solution

The third proportional to 21,948,721 and 48,242,536 is: 106,035,439.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948,721 : 48,242,536 = 48,242,536 : x
  2. Step 2: Convert to fraction form
    21,948,721/48,242,536 = 48,242,536/x
  3. Step 3: Cross multiply
    21,948,721x = 48,242,536 × 48,242,536
  4. Step 4: Simplify right side
    21,948,721x = 2,327,342,279,711,296
  5. Step 5: Solve for x
    x = 2,327,342,279,711,296/21,948,721
  6. Step 6: Final answer
    x = 106,035,439.59

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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.