Home / 7,469,672.80-11,204,509.20-7,422,433.60

Finding the Fourth Proportional to 7,469,672.80, 11,204,509.20 and 7,422,433.60

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Solution

The fourth proportional to 7,469,672.80, 11,204,509.20 and 7,422,433.60 is: 11,133,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,672.80 : 11,204,509.20 = 7,422,433.60 : x
  2. Step 2: Convert to fraction form
    7,469,672.80/11,204,509.20 = 7,422,433.60/x
  3. Step 3: Cross multiply
    7,469,672.80x = 11,204,509.20 × 7,422,433.60
  4. Step 4: Simplify right side
    7,469,672.80x = 83,164,725,557,589.11
  5. Step 5: Solve for x
    x = 83,164,725,557,589.11/7,469,672.80
  6. Step 6: Final answer
    x = 11,133,650.40

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1.5x scale

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.