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Finding the Third Proportional to 13,732,540.50 and 20,775,553.50

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Solution

The third proportional to 13,732,540.50 and 20,775,553.50 is: 31,430,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732,540.50 : 20,775,553.50 = 20,775,553.50 : x
  2. Step 2: Convert to fraction form
    13,732,540.50/20,775,553.50 = 20,775,553.50/x
  3. Step 3: Cross multiply
    13,732,540.50x = 20,775,553.50 × 20,775,553.50
  4. Step 4: Simplify right side
    13,732,540.50x = 431,623,623,231,362.25
  5. Step 5: Solve for x
    x = 431,623,623,231,362.25/13,732,540.50
  6. Step 6: Final answer
    x = 31,430,719.12

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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.