Home / 46,538,912.25-69,821,687.21-15,840,255.69

Finding the Fourth Proportional to 46,538,912.25, 69,821,687.21 and 15,840,255.69

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Solution

The fourth proportional to 46,538,912.25, 69,821,687.21 and 15,840,255.69 is: 23,764,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,538,912.25 : 69,821,687.21 = 15,840,255.69 : x
  2. Step 2: Convert to fraction form
    46,538,912.25/69,821,687.21 = 15,840,255.69/x
  3. Step 3: Cross multiply
    46,538,912.25x = 69,821,687.21 × 15,840,255.69
  4. Step 4: Simplify right side
    46,538,912.25x = 1,105,993,378,034,401.38
  5. Step 5: Solve for x
    x = 1,105,993,378,034,401.38/46,538,912.25
  6. Step 6: Final answer
    x = 23,764,916.81

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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.