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Finding the Third Proportional to 17,115,387 and 38,057,538

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Solution

The third proportional to 17,115,387 and 38,057,538 is: 84,624,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115,387 : 38,057,538 = 38,057,538 : x
  2. Step 2: Convert to fraction form
    17,115,387/38,057,538 = 38,057,538/x
  3. Step 3: Cross multiply
    17,115,387x = 38,057,538 × 38,057,538
  4. Step 4: Simplify right side
    17,115,387x = 1,448,376,198,621,444
  5. Step 5: Solve for x
    x = 1,448,376,198,621,444/17,115,387
  6. Step 6: Final answer
    x = 84,624,215.54

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.