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Finding the Third Proportional to 11,942,491 and 18,012,700

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Solution

The third proportional to 11,942,491 and 18,012,700 is: 27,168,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942,491 : 18,012,700 = 18,012,700 : x
  2. Step 2: Convert to fraction form
    11,942,491/18,012,700 = 18,012,700/x
  3. Step 3: Cross multiply
    11,942,491x = 18,012,700 × 18,012,700
  4. Step 4: Simplify right side
    11,942,491x = 324,457,361,290,000
  5. Step 5: Solve for x
    x = 324,457,361,290,000/11,942,491
  6. Step 6: Final answer
    x = 27,168,315.33

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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.