Home / 13,349,121.80-20,022,516.30-4,373,673.80

Finding the Fourth Proportional to 13,349,121.80, 20,022,516.30 and 4,373,673.80

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Solution

The fourth proportional to 13,349,121.80, 20,022,516.30 and 4,373,673.80 is: 6,560,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,121.80 : 20,022,516.30 = 4,373,673.80 : x
  2. Step 2: Convert to fraction form
    13,349,121.80/20,022,516.30 = 4,373,673.80/x
  3. Step 3: Cross multiply
    13,349,121.80x = 20,022,516.30 × 4,373,673.80
  4. Step 4: Simplify right side
    13,349,121.80x = 87,571,954,951,382.94
  5. Step 5: Solve for x
    x = 87,571,954,951,382.94/13,349,121.80
  6. Step 6: Final answer
    x = 6,560,128.54

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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.