Home / 6,120,931.60-9,188,468.70-3,286,579.60

Finding the Fourth Proportional to 6,120,931.60, 9,188,468.70 and 3,286,579.60

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Solution

The fourth proportional to 6,120,931.60, 9,188,468.70 and 3,286,579.60 is: 4,933,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,931.60 : 9,188,468.70 = 3,286,579.60 : x
  2. Step 2: Convert to fraction form
    6,120,931.60/9,188,468.70 = 3,286,579.60/x
  3. Step 3: Cross multiply
    6,120,931.60x = 9,188,468.70 × 3,286,579.60
  4. Step 4: Simplify right side
    6,120,931.60x = 30,198,633,784,658.52
  5. Step 5: Solve for x
    x = 30,198,633,784,658.52/6,120,931.60
  6. Step 6: Final answer
    x = 4,933,666.27

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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.