Home / 55,274,594.94-82,922,519.61-21,193,282.86

Finding the Fourth Proportional to 55,274,594.94, 82,922,519.61 and 21,193,282.86

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Solution

The fourth proportional to 55,274,594.94, 82,922,519.61 and 21,193,282.86 is: 31,793,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,274,594.94 : 82,922,519.61 = 21,193,282.86 : x
  2. Step 2: Convert to fraction form
    55,274,594.94/82,922,519.61 = 21,193,282.86/x
  3. Step 3: Cross multiply
    55,274,594.94x = 82,922,519.61 × 21,193,282.86
  4. Step 4: Simplify right side
    55,274,594.94x = 1,757,400,413,558,626.75
  5. Step 5: Solve for x
    x = 1,757,400,413,558,626.75/55,274,594.94
  6. Step 6: Final answer
    x = 31,793,998.95

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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.