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Finding the Third Proportional to 6,987,264 and 11,110,761

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Solution

The third proportional to 6,987,264 and 11,110,761 is: 17,667,718.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,264 : 11,110,761 = 11,110,761 : x
  2. Step 2: Convert to fraction form
    6,987,264/11,110,761 = 11,110,761/x
  3. Step 3: Cross multiply
    6,987,264x = 11,110,761 × 11,110,761
  4. Step 4: Simplify right side
    6,987,264x = 123,449,009,999,121
  5. Step 5: Solve for x
    x = 123,449,009,999,121/6,987,264
  6. Step 6: Final answer
    x = 17,667,718.01

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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.