Home / 20,737,874.20-31,106,811.30-16,454,853.40

Finding the Fourth Proportional to 20,737,874.20, 31,106,811.30 and 16,454,853.40

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Solution

The fourth proportional to 20,737,874.20, 31,106,811.30 and 16,454,853.40 is: 24,682,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,737,874.20 : 31,106,811.30 = 16,454,853.40 : x
  2. Step 2: Convert to fraction form
    20,737,874.20/31,106,811.30 = 16,454,853.40/x
  3. Step 3: Cross multiply
    20,737,874.20x = 31,106,811.30 × 16,454,853.40
  4. Step 4: Simplify right side
    20,737,874.20x = 511,858,019,682,963.44
  5. Step 5: Solve for x
    x = 511,858,019,682,963.44/20,737,874.20
  6. Step 6: Final answer
    x = 24,682,280.10

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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.