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Finding the Third Proportional to 3,729,279 and 8,167,254

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Solution

The third proportional to 3,729,279 and 8,167,254 is: 17,886,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729,279 : 8,167,254 = 8,167,254 : x
  2. Step 2: Convert to fraction form
    3,729,279/8,167,254 = 8,167,254/x
  3. Step 3: Cross multiply
    3,729,279x = 8,167,254 × 8,167,254
  4. Step 4: Simplify right side
    3,729,279x = 66,704,037,900,516
  5. Step 5: Solve for x
    x = 66,704,037,900,516/3,729,279
  6. Step 6: Final answer
    x = 17,886,577.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.