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Finding the Third Proportional to 13,151,286 and 20,635,587

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Solution

The third proportional to 13,151,286 and 20,635,587 is: 32,379,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,151,286 : 20,635,587 = 20,635,587 : x
  2. Step 2: Convert to fraction form
    13,151,286/20,635,587 = 20,635,587/x
  3. Step 3: Cross multiply
    13,151,286x = 20,635,587 × 20,635,587
  4. Step 4: Simplify right side
    13,151,286x = 425,827,450,834,569
  5. Step 5: Solve for x
    x = 425,827,450,834,569/13,151,286
  6. Step 6: Final answer
    x = 32,379,149.14

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.