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Finding the Third Proportional to 12,198,975 and 26,287,437

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Solution

The third proportional to 12,198,975 and 26,287,437 is: 56,646,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198,975 : 26,287,437 = 26,287,437 : x
  2. Step 2: Convert to fraction form
    12,198,975/26,287,437 = 26,287,437/x
  3. Step 3: Cross multiply
    12,198,975x = 26,287,437 × 26,287,437
  4. Step 4: Simplify right side
    12,198,975x = 691,029,344,028,969
  5. Step 5: Solve for x
    x = 691,029,344,028,969/12,198,975
  6. Step 6: Final answer
    x = 56,646,508.75

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.