Home / 8,768,597.20-13,149,785.40-3,089,006.80

Finding the Fourth Proportional to 8,768,597.20, 13,149,785.40 and 3,089,006.80

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Solution

The fourth proportional to 8,768,597.20, 13,149,785.40 and 3,089,006.80 is: 4,632,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,597.20 : 13,149,785.40 = 3,089,006.80 : x
  2. Step 2: Convert to fraction form
    8,768,597.20/13,149,785.40 = 3,089,006.80/x
  3. Step 3: Cross multiply
    8,768,597.20x = 13,149,785.40 × 3,089,006.80
  4. Step 4: Simplify right side
    8,768,597.20x = 40,619,776,519,140.72
  5. Step 5: Solve for x
    x = 40,619,776,519,140.72/8,768,597.20
  6. Step 6: Final answer
    x = 4,632,414.47

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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.