Home / 17,991,434.82-26,987,231.24-5,695,458.54

Finding the Fourth Proportional to 17,991,434.82, 26,987,231.24 and 5,695,458.54

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Solution

The fourth proportional to 17,991,434.82, 26,987,231.24 and 5,695,458.54 is: 8,543,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991,434.82 : 26,987,231.24 = 5,695,458.54 : x
  2. Step 2: Convert to fraction form
    17,991,434.82/26,987,231.24 = 5,695,458.54/x
  3. Step 3: Cross multiply
    17,991,434.82x = 26,987,231.24 × 5,695,458.54
  4. Step 4: Simplify right side
    17,991,434.82x = 153,704,656,636,812.78
  5. Step 5: Solve for x
    x = 153,704,656,636,812.78/17,991,434.82
  6. Step 6: Final answer
    x = 8,543,212.82

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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.