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Finding the Third Proportional to 12,391,330 and 26,259,492

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Solution

The third proportional to 12,391,330 and 26,259,492 is: 55,648,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,391,330 : 26,259,492 = 26,259,492 : x
  2. Step 2: Convert to fraction form
    12,391,330/26,259,492 = 26,259,492/x
  3. Step 3: Cross multiply
    12,391,330x = 26,259,492 × 26,259,492
  4. Step 4: Simplify right side
    12,391,330x = 689,560,920,098,064
  5. Step 5: Solve for x
    x = 689,560,920,098,064/12,391,330
  6. Step 6: Final answer
    x = 55,648,660.81

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.