Home / 41,302,809.87-61,947,481.32-12,149,830.95

Finding the Fourth Proportional to 41,302,809.87, 61,947,481.32 and 12,149,830.95

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Solution

The fourth proportional to 41,302,809.87, 61,947,481.32 and 12,149,830.95 is: 18,222,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,302,809.87 : 61,947,481.32 = 12,149,830.95 : x
  2. Step 2: Convert to fraction form
    41,302,809.87/61,947,481.32 = 12,149,830.95/x
  3. Step 3: Cross multiply
    41,302,809.87x = 61,947,481.32 × 12,149,830.95
  4. Step 4: Simplify right side
    41,302,809.87x = 752,651,425,816,282.75
  5. Step 5: Solve for x
    x = 752,651,425,816,282.75/41,302,809.87
  6. Step 6: Final answer
    x = 18,222,765.67

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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.