Home / 11,268,651.72-16,904,331.26-3,980,614.86

Finding the Fourth Proportional to 11,268,651.72, 16,904,331.26 and 3,980,614.86

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Solution

The fourth proportional to 11,268,651.72, 16,904,331.26 and 3,980,614.86 is: 5,971,400.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268,651.72 : 16,904,331.26 = 3,980,614.86 : x
  2. Step 2: Convert to fraction form
    11,268,651.72/16,904,331.26 = 3,980,614.86/x
  3. Step 3: Cross multiply
    11,268,651.72x = 16,904,331.26 × 3,980,614.86
  4. Step 4: Simplify right side
    11,268,651.72x = 67,289,632,211,918.53
  5. Step 5: Solve for x
    x = 67,289,632,211,918.53/11,268,651.72
  6. Step 6: Final answer
    x = 5,971,400.47

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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.