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Finding the Third Proportional to 13,986,288 and 21,108,088

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Solution

The third proportional to 13,986,288 and 21,108,088 is: 31,856,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,288 : 21,108,088 = 21,108,088 : x
  2. Step 2: Convert to fraction form
    13,986,288/21,108,088 = 21,108,088/x
  3. Step 3: Cross multiply
    13,986,288x = 21,108,088 × 21,108,088
  4. Step 4: Simplify right side
    13,986,288x = 445,551,379,015,744
  5. Step 5: Solve for x
    x = 445,551,379,015,744/13,986,288
  6. Step 6: Final answer
    x = 31,856,299.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.