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Finding the Third Proportional to 6,987,268 and 11,110,765

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Solution

The third proportional to 6,987,268 and 11,110,765 is: 17,667,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,268 : 11,110,765 = 11,110,765 : x
  2. Step 2: Convert to fraction form
    6,987,268/11,110,765 = 11,110,765/x
  3. Step 3: Cross multiply
    6,987,268x = 11,110,765 × 11,110,765
  4. Step 4: Simplify right side
    6,987,268x = 123,449,098,885,225
  5. Step 5: Solve for x
    x = 123,449,098,885,225/6,987,268
  6. Step 6: Final answer
    x = 17,667,720.61

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.