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Finding the Third Proportional to 8,578,017 and 18,474,065

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Solution

The third proportional to 8,578,017 and 18,474,065 is: 39,786,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,017 : 18,474,065 = 18,474,065 : x
  2. Step 2: Convert to fraction form
    8,578,017/18,474,065 = 18,474,065/x
  3. Step 3: Cross multiply
    8,578,017x = 18,474,065 × 18,474,065
  4. Step 4: Simplify right side
    8,578,017x = 341,291,077,624,225
  5. Step 5: Solve for x
    x = 341,291,077,624,225/8,578,017
  6. Step 6: Final answer
    x = 39,786,710.33

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.