Home / 28,950,447.41-43,427,067.69-9,519,243.21

Finding the Fourth Proportional to 28,950,447.41, 43,427,067.69 and 9,519,243.21

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Solution

The fourth proportional to 28,950,447.41, 43,427,067.69 and 9,519,243.21 is: 14,279,324.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,447.41 : 43,427,067.69 = 9,519,243.21 : x
  2. Step 2: Convert to fraction form
    28,950,447.41/43,427,067.69 = 9,519,243.21/x
  3. Step 3: Cross multiply
    28,950,447.41x = 43,427,067.69 × 9,519,243.21
  4. Step 4: Simplify right side
    28,950,447.41x = 413,392,819,494,367.94
  5. Step 5: Solve for x
    x = 413,392,819,494,367.94/28,950,447.41
  6. Step 6: Final answer
    x = 14,279,324.03

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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.