Home / 18,286,037.40-27,424,858.68-10,902,174.24

Finding the Fourth Proportional to 18,286,037.40, 27,424,858.68 and 10,902,174.24

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Solution

The fourth proportional to 18,286,037.40, 27,424,858.68 and 10,902,174.24 is: 16,350,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286,037.40 : 27,424,858.68 = 10,902,174.24 : x
  2. Step 2: Convert to fraction form
    18,286,037.40/27,424,858.68 = 10,902,174.24/x
  3. Step 3: Cross multiply
    18,286,037.40x = 27,424,858.68 × 10,902,174.24
  4. Step 4: Simplify right side
    18,286,037.40x = 298,990,587,836,736.38
  5. Step 5: Solve for x
    x = 298,990,587,836,736.38/18,286,037.40
  6. Step 6: Final answer
    x = 16,350,758.85

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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.