Home / 11,741,615.20-17,629,011.60-7,262,639.20

Finding the Fourth Proportional to 11,741,615.20, 17,629,011.60 and 7,262,639.20

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Solution

The fourth proportional to 11,741,615.20, 17,629,011.60 and 7,262,639.20 is: 10,904,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741,615.20 : 17,629,011.60 = 7,262,639.20 : x
  2. Step 2: Convert to fraction form
    11,741,615.20/17,629,011.60 = 7,262,639.20/x
  3. Step 3: Cross multiply
    11,741,615.20x = 17,629,011.60 × 7,262,639.20
  4. Step 4: Simplify right side
    11,741,615.20x = 128,033,150,703,414.73
  5. Step 5: Solve for x
    x = 128,033,150,703,414.73/11,741,615.20
  6. Step 6: Final answer
    x = 10,904,219.61

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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.