Home / 13,591,174.05-20,393,868.83-5,505,003.99

Finding the Fourth Proportional to 13,591,174.05, 20,393,868.83 and 5,505,003.99

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Solution

The fourth proportional to 13,591,174.05, 20,393,868.83 and 5,505,003.99 is: 8,260,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,174.05 : 20,393,868.83 = 5,505,003.99 : x
  2. Step 2: Convert to fraction form
    13,591,174.05/20,393,868.83 = 5,505,003.99/x
  3. Step 3: Cross multiply
    13,591,174.05x = 20,393,868.83 × 5,505,003.99
  4. Step 4: Simplify right side
    13,591,174.05x = 112,268,329,253,161.61
  5. Step 5: Solve for x
    x = 112,268,329,253,161.61/13,591,174.05
  6. Step 6: Final answer
    x = 8,260,384.93

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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.