Home / 6,400,157.55-9,600,245.57-2,613,640.43

Finding the Fourth Proportional to 6,400,157.55, 9,600,245.57 and 2,613,640.43

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Solution

The fourth proportional to 6,400,157.55, 9,600,245.57 and 2,613,640.43 is: 3,920,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400,157.55 : 9,600,245.57 = 2,613,640.43 : x
  2. Step 2: Convert to fraction form
    6,400,157.55/9,600,245.57 = 2,613,640.43/x
  3. Step 3: Cross multiply
    6,400,157.55x = 9,600,245.57 × 2,613,640.43
  4. Step 4: Simplify right side
    6,400,157.55x = 25,091,589,917,145.38
  5. Step 5: Solve for x
    x = 25,091,589,917,145.38/6,400,157.55
  6. Step 6: Final answer
    x = 3,920,464.41

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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.