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Finding the Third Proportional to 8,730,134 and 13,215,927

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Solution

The third proportional to 8,730,134 and 13,215,927 is: 20,006,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730,134 : 13,215,927 = 13,215,927 : x
  2. Step 2: Convert to fraction form
    8,730,134/13,215,927 = 13,215,927/x
  3. Step 3: Cross multiply
    8,730,134x = 13,215,927 × 13,215,927
  4. Step 4: Simplify right side
    8,730,134x = 174,660,726,469,329
  5. Step 5: Solve for x
    x = 174,660,726,469,329/8,730,134
  6. Step 6: Final answer
    x = 20,006,648.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.