Home / 7,581,344.50-10,462,235.97-4,143,608.92

Finding the Fourth Proportional to 7,581,344.50, 10,462,235.97 and 4,143,608.92

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Solution

The fourth proportional to 7,581,344.50, 10,462,235.97 and 4,143,608.92 is: 5,718,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581,344.50 : 10,462,235.97 = 4,143,608.92 : x
  2. Step 2: Convert to fraction form
    7,581,344.50/10,462,235.97 = 4,143,608.92/x
  3. Step 3: Cross multiply
    7,581,344.50x = 10,462,235.97 × 4,143,608.92
  4. Step 4: Simplify right side
    7,581,344.50x = 43,351,414,288,436.85
  5. Step 5: Solve for x
    x = 43,351,414,288,436.85/7,581,344.50
  6. Step 6: Final answer
    x = 5,718,169.68

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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.