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Finding the Third Proportional to 5,121,412 and 11,187,752

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Solution

The third proportional to 5,121,412 and 11,187,752 is: 24,439,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,412 : 11,187,752 = 11,187,752 : x
  2. Step 2: Convert to fraction form
    5,121,412/11,187,752 = 11,187,752/x
  3. Step 3: Cross multiply
    5,121,412x = 11,187,752 × 11,187,752
  4. Step 4: Simplify right side
    5,121,412x = 125,165,794,813,504
  5. Step 5: Solve for x
    x = 125,165,794,813,504/5,121,412
  6. Step 6: Final answer
    x = 24,439,704.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.