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Finding the Third Proportional to 7,167,181 and 15,474,518

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Solution

The third proportional to 7,167,181 and 15,474,518 is: 33,410,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,181 : 15,474,518 = 15,474,518 : x
  2. Step 2: Convert to fraction form
    7,167,181/15,474,518 = 15,474,518/x
  3. Step 3: Cross multiply
    7,167,181x = 15,474,518 × 15,474,518
  4. Step 4: Simplify right side
    7,167,181x = 239,460,707,332,324
  5. Step 5: Solve for x
    x = 239,460,707,332,324/7,167,181
  6. Step 6: Final answer
    x = 33,410,724.15

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.