Home / 36,801,815.94-50,786,506.29-20,281,940.69

Finding the Fourth Proportional to 36,801,815.94, 50,786,506.29 and 20,281,940.69

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Solution

The fourth proportional to 36,801,815.94, 50,786,506.29 and 20,281,940.69 is: 27,989,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,801,815.94 : 50,786,506.29 = 20,281,940.69 : x
  2. Step 2: Convert to fraction form
    36,801,815.94/50,786,506.29 = 20,281,940.69/x
  3. Step 3: Cross multiply
    36,801,815.94x = 50,786,506.29 × 20,281,940.69
  4. Step 4: Simplify right side
    36,801,815.94x = 1,030,048,908,451,648.38
  5. Step 5: Solve for x
    x = 1,030,048,908,451,648.38/36,801,815.94
  6. Step 6: Final answer
    x = 27,989,078.31

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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.