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Finding the Third Proportional to 12,387,198 and 26,672,712

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Solution

The third proportional to 12,387,198 and 26,672,712 is: 57,432,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,387,198 : 26,672,712 = 26,672,712 : x
  2. Step 2: Convert to fraction form
    12,387,198/26,672,712 = 26,672,712/x
  3. Step 3: Cross multiply
    12,387,198x = 26,672,712 × 26,672,712
  4. Step 4: Simplify right side
    12,387,198x = 711,433,565,434,944
  5. Step 5: Solve for x
    x = 711,433,565,434,944/12,387,198
  6. Step 6: Final answer
    x = 57,432,969.54

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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.