Home / 13,393,428.33-20,093,515.71-3,808,806.86

Finding the Fourth Proportional to 13,393,428.33, 20,093,515.71 and 3,808,806.86

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Solution

The fourth proportional to 13,393,428.33, 20,093,515.71 and 3,808,806.86 is: 5,714,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393,428.33 : 20,093,515.71 = 3,808,806.86 : x
  2. Step 2: Convert to fraction form
    13,393,428.33/20,093,515.71 = 3,808,806.86/x
  3. Step 3: Cross multiply
    13,393,428.33x = 20,093,515.71 × 3,808,806.86
  4. Step 4: Simplify right side
    13,393,428.33x = 76,532,320,422,115.05
  5. Step 5: Solve for x
    x = 76,532,320,422,115.05/13,393,428.33
  6. Step 6: Final answer
    x = 5,714,169.56

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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.