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Finding the Third Proportional to 13,945,478 and 30,131,738

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Solution

The third proportional to 13,945,478 and 30,131,738 is: 65,105,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945,478 : 30,131,738 = 30,131,738 : x
  2. Step 2: Convert to fraction form
    13,945,478/30,131,738 = 30,131,738/x
  3. Step 3: Cross multiply
    13,945,478x = 30,131,738 × 30,131,738
  4. Step 4: Simplify right side
    13,945,478x = 907,921,634,900,644
  5. Step 5: Solve for x
    x = 907,921,634,900,644/13,945,478
  6. Step 6: Final answer
    x = 65,105,092.48

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.