Home / 51,998,131.92-71,757,405.72-28,793,252.73

Finding the Fourth Proportional to 51,998,131.92, 71,757,405.72 and 28,793,252.73

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Solution

The fourth proportional to 51,998,131.92, 71,757,405.72 and 28,793,252.73 is: 39,734,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,998,131.92 : 71,757,405.72 = 28,793,252.73 : x
  2. Step 2: Convert to fraction form
    51,998,131.92/71,757,405.72 = 28,793,252.73/x
  3. Step 3: Cross multiply
    51,998,131.92x = 71,757,405.72 × 28,793,252.73
  4. Step 4: Simplify right side
    51,998,131.92x = 2,066,129,118,145,107.50
  5. Step 5: Solve for x
    x = 2,066,129,118,145,107.50/51,998,131.92
  6. Step 6: Final answer
    x = 39,734,679.73

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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.