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Finding the Third Proportional to 8,518,577 and 18,474,454

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Solution

The third proportional to 8,518,577 and 18,474,454 is: 40,066,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,577 : 18,474,454 = 18,474,454 : x
  2. Step 2: Convert to fraction form
    8,518,577/18,474,454 = 18,474,454/x
  3. Step 3: Cross multiply
    8,518,577x = 18,474,454 × 18,474,454
  4. Step 4: Simplify right side
    8,518,577x = 341,305,450,598,116
  5. Step 5: Solve for x
    x = 341,305,450,598,116/8,518,577
  6. Step 6: Final answer
    x = 40,066,016.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.