Home / 36,311,992.40-54,530,974.20-19,305,880.40

Finding the Fourth Proportional to 36,311,992.40, 54,530,974.20 and 19,305,880.40

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Solution

The fourth proportional to 36,311,992.40, 54,530,974.20 and 19,305,880.40 is: 28,992,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,311,992.40 : 54,530,974.20 = 19,305,880.40 : x
  2. Step 2: Convert to fraction form
    36,311,992.40/54,530,974.20 = 19,305,880.40/x
  3. Step 3: Cross multiply
    36,311,992.40x = 54,530,974.20 × 19,305,880.40
  4. Step 4: Simplify right side
    36,311,992.40x = 1,052,768,466,000,685.62
  5. Step 5: Solve for x
    x = 1,052,768,466,000,685.62/36,311,992.40
  6. Step 6: Final answer
    x = 28,992,307.95

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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.