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Finding the Third Proportional to 18,374,736 and 28,204,488

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Solution

The third proportional to 18,374,736 and 28,204,488 is: 43,292,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374,736 : 28,204,488 = 28,204,488 : x
  2. Step 2: Convert to fraction form
    18,374,736/28,204,488 = 28,204,488/x
  3. Step 3: Cross multiply
    18,374,736x = 28,204,488 × 28,204,488
  4. Step 4: Simplify right side
    18,374,736x = 795,493,143,342,144
  5. Step 5: Solve for x
    x = 795,493,143,342,144/18,374,736
  6. Step 6: Final answer
    x = 43,292,765.86

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.