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Finding the Third Proportional to 38,919,503 and 54,745,183

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Solution

The third proportional to 38,919,503 and 54,745,183 is: 77,005,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,919,503 : 54,745,183 = 54,745,183 : x
  2. Step 2: Convert to fraction form
    38,919,503/54,745,183 = 54,745,183/x
  3. Step 3: Cross multiply
    38,919,503x = 54,745,183 × 54,745,183
  4. Step 4: Simplify right side
    38,919,503x = 2,997,035,061,703,489
  5. Step 5: Solve for x
    x = 2,997,035,061,703,489/38,919,503
  6. Step 6: Final answer
    x = 77,005,995.21

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.