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Finding the Third Proportional to 10,918,682 and 17,126,715

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Solution

The third proportional to 10,918,682 and 17,126,715 is: 26,864,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,682 : 17,126,715 = 17,126,715 : x
  2. Step 2: Convert to fraction form
    10,918,682/17,126,715 = 17,126,715/x
  3. Step 3: Cross multiply
    10,918,682x = 17,126,715 × 17,126,715
  4. Step 4: Simplify right side
    10,918,682x = 293,324,366,691,225
  5. Step 5: Solve for x
    x = 293,324,366,691,225/10,918,682
  6. Step 6: Final answer
    x = 26,864,448.17

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.