Home / 13,511,820.26-20,263,538.60-4,874,797.92

Finding the Fourth Proportional to 13,511,820.26, 20,263,538.60 and 4,874,797.92

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Solution

The fourth proportional to 13,511,820.26, 20,263,538.60 and 4,874,797.92 is: 7,310,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511,820.26 : 20,263,538.60 = 4,874,797.92 : x
  2. Step 2: Convert to fraction form
    13,511,820.26/20,263,538.60 = 4,874,797.92/x
  3. Step 3: Cross multiply
    13,511,820.26x = 20,263,538.60 × 4,874,797.92
  4. Step 4: Simplify right side
    13,511,820.26x = 98,780,655,819,119.72
  5. Step 5: Solve for x
    x = 98,780,655,819,119.72/13,511,820.26
  6. Step 6: Final answer
    x = 7,310,684.56

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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.