Home / 28,274,896.13-39,022,523.62-17,117,538.98

Finding the Fourth Proportional to 28,274,896.13, 39,022,523.62 and 17,117,538.98

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Solution

The fourth proportional to 28,274,896.13, 39,022,523.62 and 17,117,538.98 is: 23,624,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,274,896.13 : 39,022,523.62 = 17,117,538.98 : x
  2. Step 2: Convert to fraction form
    28,274,896.13/39,022,523.62 = 17,117,538.98/x
  3. Step 3: Cross multiply
    28,274,896.13x = 39,022,523.62 × 17,117,538.98
  4. Step 4: Simplify right side
    28,274,896.13x = 667,969,568,925,414.25
  5. Step 5: Solve for x
    x = 667,969,568,925,414.25/28,274,896.13
  6. Step 6: Final answer
    x = 23,624,121.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.