Home / 38,647,879.96-57,981,310.50-19,226,269.72

Finding the Fourth Proportional to 38,647,879.96, 57,981,310.50 and 19,226,269.72

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Solution

The fourth proportional to 38,647,879.96, 57,981,310.50 and 19,226,269.72 is: 28,844,125.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,647,879.96 : 57,981,310.50 = 19,226,269.72 : x
  2. Step 2: Convert to fraction form
    38,647,879.96/57,981,310.50 = 19,226,269.72/x
  3. Step 3: Cross multiply
    38,647,879.96x = 57,981,310.50 × 19,226,269.72
  4. Step 4: Simplify right side
    38,647,879.96x = 1,114,764,314,392,068
  5. Step 5: Solve for x
    x = 1,114,764,314,392,068/38,647,879.96
  6. Step 6: Final answer
    x = 28,844,125.88

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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.