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Finding the Third Proportional to 8,394,876 and 18,074,070

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Solution

The third proportional to 8,394,876 and 18,074,070 is: 38,913,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,876 : 18,074,070 = 18,074,070 : x
  2. Step 2: Convert to fraction form
    8,394,876/18,074,070 = 18,074,070/x
  3. Step 3: Cross multiply
    8,394,876x = 18,074,070 × 18,074,070
  4. Step 4: Simplify right side
    8,394,876x = 326,672,006,364,900
  5. Step 5: Solve for x
    x = 326,672,006,364,900/8,394,876
  6. Step 6: Final answer
    x = 38,913,261.66

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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.