Home / 13,523,525.70-20,286,226.24-5,436,504.54

Finding the Fourth Proportional to 13,523,525.70, 20,286,226.24 and 5,436,504.54

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Solution

The fourth proportional to 13,523,525.70, 20,286,226.24 and 5,436,504.54 is: 8,155,133.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523,525.70 : 20,286,226.24 = 5,436,504.54 : x
  2. Step 2: Convert to fraction form
    13,523,525.70/20,286,226.24 = 5,436,504.54/x
  3. Step 3: Cross multiply
    13,523,525.70x = 20,286,226.24 × 5,436,504.54
  4. Step 4: Simplify right side
    13,523,525.70x = 110,286,161,053,227.12
  5. Step 5: Solve for x
    x = 110,286,161,053,227.12/13,523,525.70
  6. Step 6: Final answer
    x = 8,155,133.76

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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.