Home / 20,940,131.10-31,410,896.49-5,792,794.14

Finding the Fourth Proportional to 20,940,131.10, 31,410,896.49 and 5,792,794.14

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Solution

The fourth proportional to 20,940,131.10, 31,410,896.49 and 5,792,794.14 is: 8,689,384.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,940,131.10 : 31,410,896.49 = 5,792,794.14 : x
  2. Step 2: Convert to fraction form
    20,940,131.10/31,410,896.49 = 5,792,794.14/x
  3. Step 3: Cross multiply
    20,940,131.10x = 31,410,896.49 × 5,792,794.14
  4. Step 4: Simplify right side
    20,940,131.10x = 181,956,857,119,418.56
  5. Step 5: Solve for x
    x = 181,956,857,119,418.56/20,940,131.10
  6. Step 6: Final answer
    x = 8,689,384.81

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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.