Home / 22,217,321.50-30,647,557.27-12,923,846.04

Finding the Fourth Proportional to 22,217,321.50, 30,647,557.27 and 12,923,846.04

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Solution

The fourth proportional to 22,217,321.50, 30,647,557.27 and 12,923,846.04 is: 17,827,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217,321.50 : 30,647,557.27 = 12,923,846.04 : x
  2. Step 2: Convert to fraction form
    22,217,321.50/30,647,557.27 = 12,923,846.04/x
  3. Step 3: Cross multiply
    22,217,321.50x = 30,647,557.27 × 12,923,846.04
  4. Step 4: Simplify right side
    22,217,321.50x = 396,084,311,474,015.31
  5. Step 5: Solve for x
    x = 396,084,311,474,015.31/22,217,321.50
  6. Step 6: Final answer
    x = 17,827,725.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.