Home / 13,647,686.94-20,471,136.30-5,558,662.44

Finding the Fourth Proportional to 13,647,686.94, 20,471,136.30 and 5,558,662.44

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Solution

The fourth proportional to 13,647,686.94, 20,471,136.30 and 5,558,662.44 is: 8,337,833.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,647,686.94 : 20,471,136.30 = 5,558,662.44 : x
  2. Step 2: Convert to fraction form
    13,647,686.94/20,471,136.30 = 5,558,662.44/x
  3. Step 3: Cross multiply
    13,647,686.94x = 20,471,136.30 × 5,558,662.44
  4. Step 4: Simplify right side
    13,647,686.94x = 113,792,136,454,930.58
  5. Step 5: Solve for x
    x = 113,792,136,454,930.58/13,647,686.94
  6. Step 6: Final answer
    x = 8,337,833.14

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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.