Home / 14,379,153.75-19,843,367.31-8,183,896.68

Finding the Fourth Proportional to 14,379,153.75, 19,843,367.31 and 8,183,896.68

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Solution

The fourth proportional to 14,379,153.75, 19,843,367.31 and 8,183,896.68 is: 11,293,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379,153.75 : 19,843,367.31 = 8,183,896.68 : x
  2. Step 2: Convert to fraction form
    14,379,153.75/19,843,367.31 = 8,183,896.68/x
  3. Step 3: Cross multiply
    14,379,153.75x = 19,843,367.31 × 8,183,896.68
  4. Step 4: Simplify right side
    14,379,153.75x = 162,396,067,848,329.50
  5. Step 5: Solve for x
    x = 162,396,067,848,329.50/14,379,153.75
  6. Step 6: Final answer
    x = 11,293,854.33

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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.