Home / 55,274,682.69-82,922,651.24-21,193,370.73

Finding the Fourth Proportional to 55,274,682.69, 82,922,651.24 and 21,193,370.73

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Solution

The fourth proportional to 55,274,682.69, 82,922,651.24 and 21,193,370.73 is: 31,794,130.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,274,682.69 : 82,922,651.24 = 21,193,370.73 : x
  2. Step 2: Convert to fraction form
    55,274,682.69/82,922,651.24 = 21,193,370.73/x
  3. Step 3: Cross multiply
    55,274,682.69x = 82,922,651.24 × 21,193,370.73
  4. Step 4: Simplify right side
    55,274,682.69x = 1,757,410,489,537,847.50
  5. Step 5: Solve for x
    x = 1,757,410,489,537,847.50/55,274,682.69
  6. Step 6: Final answer
    x = 31,794,130.77

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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.