Home / 6,272,391.87-9,407,465.43-3,991,139.86

Finding the Fourth Proportional to 6,272,391.87, 9,407,465.43 and 3,991,139.86

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Solution

The fourth proportional to 6,272,391.87, 9,407,465.43 and 3,991,139.86 is: 5,985,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272,391.87 : 9,407,465.43 = 3,991,139.86 : x
  2. Step 2: Convert to fraction form
    6,272,391.87/9,407,465.43 = 3,991,139.86/x
  3. Step 3: Cross multiply
    6,272,391.87x = 9,407,465.43 × 3,991,139.86
  4. Step 4: Simplify right side
    6,272,391.87x = 37,546,510,259,245.04
  5. Step 5: Solve for x
    x = 37,546,510,259,245.04/6,272,391.87
  6. Step 6: Final answer
    x = 5,985,995.62

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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.