Home / 20,737,846.70-31,106,770.06-16,454,825.90

Finding the Fourth Proportional to 20,737,846.70, 31,106,770.06 and 16,454,825.90

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Solution

The fourth proportional to 20,737,846.70, 31,106,770.06 and 16,454,825.90 is: 24,682,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,737,846.70 : 31,106,770.06 = 16,454,825.90 : x
  2. Step 2: Convert to fraction form
    20,737,846.70/31,106,770.06 = 16,454,825.90/x
  3. Step 3: Cross multiply
    20,737,846.70x = 31,106,770.06 × 16,454,825.90
  4. Step 4: Simplify right side
    20,737,846.70x = 511,856,485,648,632.56
  5. Step 5: Solve for x
    x = 511,856,485,648,632.56/20,737,846.70
  6. Step 6: Final answer
    x = 24,682,238.86

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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.