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Finding the Third Proportional to 27,992,227 and 43,445,612

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Solution

The third proportional to 27,992,227 and 43,445,612 is: 67,430,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,992,227 : 43,445,612 = 43,445,612 : x
  2. Step 2: Convert to fraction form
    27,992,227/43,445,612 = 43,445,612/x
  3. Step 3: Cross multiply
    27,992,227x = 43,445,612 × 43,445,612
  4. Step 4: Simplify right side
    27,992,227x = 1,887,521,202,054,544
  5. Step 5: Solve for x
    x = 1,887,521,202,054,544/27,992,227
  6. Step 6: Final answer
    x = 67,430,190.60

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.