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Finding the Third Proportional to 13,669,890 and 19,225,799

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Solution

The third proportional to 13,669,890 and 19,225,799 is: 27,039,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669,890 : 19,225,799 = 19,225,799 : x
  2. Step 2: Convert to fraction form
    13,669,890/19,225,799 = 19,225,799/x
  3. Step 3: Cross multiply
    13,669,890x = 19,225,799 × 19,225,799
  4. Step 4: Simplify right side
    13,669,890x = 369,631,347,188,401
  5. Step 5: Solve for x
    x = 369,631,347,188,401/13,669,890
  6. Step 6: Final answer
    x = 27,039,818.70

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.