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Finding the Third Proportional to 12,567,612 and 19,660,122

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Solution

The third proportional to 12,567,612 and 19,660,122 is: 30,755,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,612 : 19,660,122 = 19,660,122 : x
  2. Step 2: Convert to fraction form
    12,567,612/19,660,122 = 19,660,122/x
  3. Step 3: Cross multiply
    12,567,612x = 19,660,122 × 19,660,122
  4. Step 4: Simplify right side
    12,567,612x = 386,520,397,054,884
  5. Step 5: Solve for x
    x = 386,520,397,054,884/12,567,612
  6. Step 6: Final answer
    x = 30,755,277.70

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.