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Finding the Third Proportional to 7,747,771 and 16,890,577

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Solution

The third proportional to 7,747,771 and 16,890,577 is: 36,822,408.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747,771 : 16,890,577 = 16,890,577 : x
  2. Step 2: Convert to fraction form
    7,747,771/16,890,577 = 16,890,577/x
  3. Step 3: Cross multiply
    7,747,771x = 16,890,577 × 16,890,577
  4. Step 4: Simplify right side
    7,747,771x = 285,291,591,392,929
  5. Step 5: Solve for x
    x = 285,291,591,392,929/7,747,771
  6. Step 6: Final answer
    x = 36,822,408.84

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.