Home / 36,439,936.15-50,287,446.48-20,758,728.23

Finding the Fourth Proportional to 36,439,936.15, 50,287,446.48 and 20,758,728.23

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Solution

The fourth proportional to 36,439,936.15, 50,287,446.48 and 20,758,728.23 is: 28,647,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439,936.15 : 50,287,446.48 = 20,758,728.23 : x
  2. Step 2: Convert to fraction form
    36,439,936.15/50,287,446.48 = 20,758,728.23/x
  3. Step 3: Cross multiply
    36,439,936.15x = 50,287,446.48 × 20,758,728.23
  4. Step 4: Simplify right side
    36,439,936.15x = 1,043,903,434,792,296.88
  5. Step 5: Solve for x
    x = 1,043,903,434,792,296.88/36,439,936.15
  6. Step 6: Final answer
    x = 28,647,235.57

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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.