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Finding the Third Proportional to 13,107,751 and 20,351,746

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Solution

The third proportional to 13,107,751 and 20,351,746 is: 31,599,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,107,751 : 20,351,746 = 20,351,746 : x
  2. Step 2: Convert to fraction form
    13,107,751/20,351,746 = 20,351,746/x
  3. Step 3: Cross multiply
    13,107,751x = 20,351,746 × 20,351,746
  4. Step 4: Simplify right side
    13,107,751x = 414,193,565,248,516
  5. Step 5: Solve for x
    x = 414,193,565,248,516/13,107,751
  6. Step 6: Final answer
    x = 31,599,132.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.