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Finding the Third Proportional to 13,561,188 and 20,467,896

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Solution

The third proportional to 13,561,188 and 20,467,896 is: 30,892,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561,188 : 20,467,896 = 20,467,896 : x
  2. Step 2: Convert to fraction form
    13,561,188/20,467,896 = 20,467,896/x
  3. Step 3: Cross multiply
    13,561,188x = 20,467,896 × 20,467,896
  4. Step 4: Simplify right side
    13,561,188x = 418,934,766,666,816
  5. Step 5: Solve for x
    x = 418,934,766,666,816/13,561,188
  6. Step 6: Final answer
    x = 30,892,187.81

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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.