Home / 31,347,771.80-43,256,007.79-17,407,231.52

Finding the Fourth Proportional to 31,347,771.80, 43,256,007.79 and 17,407,231.52

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Solution

The fourth proportional to 31,347,771.80, 43,256,007.79 and 17,407,231.52 is: 24,019,804.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347,771.80 : 43,256,007.79 = 17,407,231.52 : x
  2. Step 2: Convert to fraction form
    31,347,771.80/43,256,007.79 = 17,407,231.52/x
  3. Step 3: Cross multiply
    31,347,771.80x = 43,256,007.79 × 17,407,231.52
  4. Step 4: Simplify right side
    31,347,771.80x = 752,967,341,971,655.50
  5. Step 5: Solve for x
    x = 752,967,341,971,655.50/31,347,771.80
  6. Step 6: Final answer
    x = 24,019,804.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.