Home / 55,274,597.94-82,922,524.11-21,193,285.86

Finding the Fourth Proportional to 55,274,597.94, 82,922,524.11 and 21,193,285.86

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Solution

The fourth proportional to 55,274,597.94, 82,922,524.11 and 21,193,285.86 is: 31,794,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,274,597.94 : 82,922,524.11 = 21,193,285.86 : x
  2. Step 2: Convert to fraction form
    55,274,597.94/82,922,524.11 = 21,193,285.86/x
  3. Step 3: Cross multiply
    55,274,597.94x = 82,922,524.11 × 21,193,285.86
  4. Step 4: Simplify right side
    55,274,597.94x = 1,757,400,757,695,972
  5. Step 5: Solve for x
    x = 1,757,400,757,695,972/55,274,597.94
  6. Step 6: Final answer
    x = 31,794,003.45

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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.