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Finding the Third Proportional to 7,407,866 and 11,131,521

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Solution

The third proportional to 7,407,866 and 11,131,521 is: 16,726,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,866 : 11,131,521 = 11,131,521 : x
  2. Step 2: Convert to fraction form
    7,407,866/11,131,521 = 11,131,521/x
  3. Step 3: Cross multiply
    7,407,866x = 11,131,521 × 11,131,521
  4. Step 4: Simplify right side
    7,407,866x = 123,910,759,773,441
  5. Step 5: Solve for x
    x = 123,910,759,773,441/7,407,866
  6. Step 6: Final answer
    x = 16,726,917.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.