Home / 36,790,720.52-55,194,628.26-12,529,858.04

Finding the Fourth Proportional to 36,790,720.52, 55,194,628.26 and 12,529,858.04

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Solution

The fourth proportional to 36,790,720.52, 55,194,628.26 and 12,529,858.04 is: 18,797,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790,720.52 : 55,194,628.26 = 12,529,858.04 : x
  2. Step 2: Convert to fraction form
    36,790,720.52/55,194,628.26 = 12,529,858.04/x
  3. Step 3: Cross multiply
    36,790,720.52x = 55,194,628.26 × 12,529,858.04
  4. Step 4: Simplify right side
    36,790,720.52x = 691,580,856,668,372.12
  5. Step 5: Solve for x
    x = 691,580,856,668,372.12/36,790,720.52
  6. Step 6: Final answer
    x = 18,797,698.09

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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.