Home / 28,733,452.08-43,099,128.36-8,538,169.20

Finding the Fourth Proportional to 28,733,452.08, 43,099,128.36 and 8,538,169.20

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Solution

The fourth proportional to 28,733,452.08, 43,099,128.36 and 8,538,169.20 is: 12,806,941.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,733,452.08 : 43,099,128.36 = 8,538,169.20 : x
  2. Step 2: Convert to fraction form
    28,733,452.08/43,099,128.36 = 8,538,169.20/x
  3. Step 3: Cross multiply
    28,733,452.08x = 43,099,128.36 × 8,538,169.20
  4. Step 4: Simplify right side
    28,733,452.08x = 367,987,650,310,198.50
  5. Step 5: Solve for x
    x = 367,987,650,310,198.50/28,733,452.08
  6. Step 6: Final answer
    x = 12,806,941.86

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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.