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Finding the Third Proportional to 13,563,800 and 18,972,464

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Solution

The third proportional to 13,563,800 and 18,972,464 is: 26,537,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,563,800 : 18,972,464 = 18,972,464 : x
  2. Step 2: Convert to fraction form
    13,563,800/18,972,464 = 18,972,464/x
  3. Step 3: Cross multiply
    13,563,800x = 18,972,464 × 18,972,464
  4. Step 4: Simplify right side
    13,563,800x = 359,954,390,231,296
  5. Step 5: Solve for x
    x = 359,954,390,231,296/13,563,800
  6. Step 6: Final answer
    x = 26,537,872.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.