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Finding the Third Proportional to 12,859,975 and 27,739,069

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Solution

The third proportional to 12,859,975 and 27,739,069 is: 59,833,393.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,859,975 : 27,739,069 = 27,739,069 : x
  2. Step 2: Convert to fraction form
    12,859,975/27,739,069 = 27,739,069/x
  3. Step 3: Cross multiply
    12,859,975x = 27,739,069 × 27,739,069
  4. Step 4: Simplify right side
    12,859,975x = 769,455,948,986,761
  5. Step 5: Solve for x
    x = 769,455,948,986,761/12,859,975
  6. Step 6: Final answer
    x = 59,833,393.84

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.