Home / 13,523,190.36-20,236,297.56-11,707,799.73

Finding the Fourth Proportional to 13,523,190.36, 20,236,297.56 and 11,707,799.73

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Solution

The fourth proportional to 13,523,190.36, 20,236,297.56 and 11,707,799.73 is: 17,519,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523,190.36 : 20,236,297.56 = 11,707,799.73 : x
  2. Step 2: Convert to fraction form
    13,523,190.36/20,236,297.56 = 11,707,799.73/x
  3. Step 3: Cross multiply
    13,523,190.36x = 20,236,297.56 × 11,707,799.73
  4. Step 4: Simplify right side
    13,523,190.36x = 236,922,519,109,167.66
  5. Step 5: Solve for x
    x = 236,922,519,109,167.66/13,523,190.36
  6. Step 6: Final answer
    x = 17,519,720.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.