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Finding the Third Proportional to 18,667,503 and 28,001,754

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Solution

The third proportional to 18,667,503 and 28,001,754 is: 42,003,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,503 : 28,001,754 = 28,001,754 : x
  2. Step 2: Convert to fraction form
    18,667,503/28,001,754 = 28,001,754/x
  3. Step 3: Cross multiply
    18,667,503x = 28,001,754 × 28,001,754
  4. Step 4: Simplify right side
    18,667,503x = 784,098,227,076,516
  5. Step 5: Solve for x
    x = 784,098,227,076,516/18,667,503
  6. Step 6: Final answer
    x = 42,003,380.26

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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.