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Finding the Third Proportional to 8,972,028 and 19,737,624

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Solution

The third proportional to 8,972,028 and 19,737,624 is: 43,420,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,028 : 19,737,624 = 19,737,624 : x
  2. Step 2: Convert to fraction form
    8,972,028/19,737,624 = 19,737,624/x
  3. Step 3: Cross multiply
    8,972,028x = 19,737,624 × 19,737,624
  4. Step 4: Simplify right side
    8,972,028x = 389,573,801,165,376
  5. Step 5: Solve for x
    x = 389,573,801,165,376/8,972,028
  6. Step 6: Final answer
    x = 43,420,930.16

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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.