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Finding the Third Proportional to 12,862,238 and 26,782,982

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Solution

The third proportional to 12,862,238 and 26,782,982 is: 55,770,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862,238 : 26,782,982 = 26,782,982 : x
  2. Step 2: Convert to fraction form
    12,862,238/26,782,982 = 26,782,982/x
  3. Step 3: Cross multiply
    12,862,238x = 26,782,982 × 26,782,982
  4. Step 4: Simplify right side
    12,862,238x = 717,328,124,812,324
  5. Step 5: Solve for x
    x = 717,328,124,812,324/12,862,238
  6. Step 6: Final answer
    x = 55,770,086.42

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.