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Finding the Third Proportional to 18,410,520 and 27,615,780

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Solution

The third proportional to 18,410,520 and 27,615,780 is: 41,423,670

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410,520 : 27,615,780 = 27,615,780 : x
  2. Step 2: Convert to fraction form
    18,410,520/27,615,780 = 27,615,780/x
  3. Step 3: Cross multiply
    18,410,520x = 27,615,780 × 27,615,780
  4. Step 4: Simplify right side
    18,410,520x = 762,631,305,008,400
  5. Step 5: Solve for x
    x = 762,631,305,008,400/18,410,520
  6. Step 6: Final answer
    x = 41,423,670

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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.