Home / 7,199,438.80-10,799,286.20-2,150,811.60

Finding the Fourth Proportional to 7,199,438.80, 10,799,286.20 and 2,150,811.60

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Solution

The fourth proportional to 7,199,438.80, 10,799,286.20 and 2,150,811.60 is: 3,226,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,438.80 : 10,799,286.20 = 2,150,811.60 : x
  2. Step 2: Convert to fraction form
    7,199,438.80/10,799,286.20 = 2,150,811.60/x
  3. Step 3: Cross multiply
    7,199,438.80x = 10,799,286.20 × 2,150,811.60
  4. Step 4: Simplify right side
    7,199,438.80x = 23,227,230,030,679.92
  5. Step 5: Solve for x
    x = 23,227,230,030,679.92/7,199,438.80
  6. Step 6: Final answer
    x = 3,226,255.64

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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.