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Finding the Fourth Proportional to 5,757,163.92, 8,635,785.96 and 3,954,583.86

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Solution

The fourth proportional to 5,757,163.92, 8,635,785.96 and 3,954,583.86 is: 5,931,903.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757,163.92 : 8,635,785.96 = 3,954,583.86 : x
  2. Step 2: Convert to fraction form
    5,757,163.92/8,635,785.96 = 3,954,583.86/x
  3. Step 3: Cross multiply
    5,757,163.92x = 8,635,785.96 × 3,954,583.86
  4. Step 4: Simplify right side
    5,757,163.92x = 34,150,939,775,830.61
  5. Step 5: Solve for x
    x = 34,150,939,775,830.61/5,757,163.92
  6. Step 6: Final answer
    x = 5,931,903.32

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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.