Home / 40,942,834.11-61,393,715.24-13,639,527.86

Finding the Fourth Proportional to 40,942,834.11, 61,393,715.24 and 13,639,527.86

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Solution

The fourth proportional to 40,942,834.11, 61,393,715.24 and 13,639,527.86 is: 20,452,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,942,834.11 : 61,393,715.24 = 13,639,527.86 : x
  2. Step 2: Convert to fraction form
    40,942,834.11/61,393,715.24 = 13,639,527.86/x
  3. Step 3: Cross multiply
    40,942,834.11x = 61,393,715.24 × 13,639,527.86
  4. Step 4: Simplify right side
    40,942,834.11x = 837,381,289,069,720.38
  5. Step 5: Solve for x
    x = 837,381,289,069,720.38/40,942,834.11
  6. Step 6: Final answer
    x = 20,452,450.53

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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.