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Finding the Third Proportional to 8,740,282 and 19,215,098

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Solution

The third proportional to 8,740,282 and 19,215,098 is: 42,243,487.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740,282 : 19,215,098 = 19,215,098 : x
  2. Step 2: Convert to fraction form
    8,740,282/19,215,098 = 19,215,098/x
  3. Step 3: Cross multiply
    8,740,282x = 19,215,098 × 19,215,098
  4. Step 4: Simplify right side
    8,740,282x = 369,219,991,149,604
  5. Step 5: Solve for x
    x = 369,219,991,149,604/8,740,282
  6. Step 6: Final answer
    x = 42,243,487.24

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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.