Home / 57,142,874.72-78,858,205.96-32,368,205.44

Finding the Fourth Proportional to 57,142,874.72, 78,858,205.96 and 32,368,205.44

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Solution

The fourth proportional to 57,142,874.72, 78,858,205.96 and 32,368,205.44 is: 44,668,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,142,874.72 : 78,858,205.96 = 32,368,205.44 : x
  2. Step 2: Convert to fraction form
    57,142,874.72/78,858,205.96 = 32,368,205.44/x
  3. Step 3: Cross multiply
    57,142,874.72x = 78,858,205.96 × 32,368,205.44
  4. Step 4: Simplify right side
    57,142,874.72x = 2,552,498,611,143,112.50
  5. Step 5: Solve for x
    x = 2,552,498,611,143,112.50/57,142,874.72
  6. Step 6: Final answer
    x = 44,668,711.95

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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.