Home / 28,504,453.47-39,336,198.30-15,451,672.02

Finding the Fourth Proportional to 28,504,453.47, 39,336,198.30 and 15,451,672.02

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Solution

The fourth proportional to 28,504,453.47, 39,336,198.30 and 15,451,672.02 is: 21,323,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,504,453.47 : 39,336,198.30 = 15,451,672.02 : x
  2. Step 2: Convert to fraction form
    28,504,453.47/39,336,198.30 = 15,451,672.02/x
  3. Step 3: Cross multiply
    28,504,453.47x = 39,336,198.30 × 15,451,672.02
  4. Step 4: Simplify right side
    28,504,453.47x = 607,810,034,645,281.50
  5. Step 5: Solve for x
    x = 607,810,034,645,281.50/28,504,453.47
  6. Step 6: Final answer
    x = 21,323,335.85

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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.