Home / 6,785,556.20-10,178,334.30-6,494,330.60

Finding the Fourth Proportional to 6,785,556.20, 10,178,334.30 and 6,494,330.60

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Solution

The fourth proportional to 6,785,556.20, 10,178,334.30 and 6,494,330.60 is: 9,741,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785,556.20 : 10,178,334.30 = 6,494,330.60 : x
  2. Step 2: Convert to fraction form
    6,785,556.20/10,178,334.30 = 6,494,330.60/x
  3. Step 3: Cross multiply
    6,785,556.20x = 10,178,334.30 × 6,494,330.60
  4. Step 4: Simplify right side
    6,785,556.20x = 66,101,467,901,519.58
  5. Step 5: Solve for x
    x = 66,101,467,901,519.58/6,785,556.20
  6. Step 6: Final answer
    x = 9,741,495.90

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Similar ratio
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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.