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Finding the Third Proportional to 8,972,037 and 19,681,098

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Solution

The third proportional to 8,972,037 and 19,681,098 is: 43,172,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,037 : 19,681,098 = 19,681,098 : x
  2. Step 2: Convert to fraction form
    8,972,037/19,681,098 = 19,681,098/x
  3. Step 3: Cross multiply
    8,972,037x = 19,681,098 × 19,681,098
  4. Step 4: Simplify right side
    8,972,037x = 387,345,618,485,604
  5. Step 5: Solve for x
    x = 387,345,618,485,604/8,972,037
  6. Step 6: Final answer
    x = 43,172,539.13

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.