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Finding the Third Proportional to 12,474,608 and 18,661,008

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Solution

The third proportional to 12,474,608 and 18,661,008 is: 27,915,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,608 : 18,661,008 = 18,661,008 : x
  2. Step 2: Convert to fraction form
    12,474,608/18,661,008 = 18,661,008/x
  3. Step 3: Cross multiply
    12,474,608x = 18,661,008 × 18,661,008
  4. Step 4: Simplify right side
    12,474,608x = 348,233,219,576,064
  5. Step 5: Solve for x
    x = 348,233,219,576,064/12,474,608
  6. Step 6: Final answer
    x = 27,915,363.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.