Home / 8,338,258.96-11,491,071.60-6,682,525.36

Finding the Fourth Proportional to 8,338,258.96, 11,491,071.60 and 6,682,525.36

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Solution

The fourth proportional to 8,338,258.96, 11,491,071.60 and 6,682,525.36 is: 9,209,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,258.96 : 11,491,071.60 = 6,682,525.36 : x
  2. Step 2: Convert to fraction form
    8,338,258.96/11,491,071.60 = 6,682,525.36/x
  3. Step 3: Cross multiply
    8,338,258.96x = 11,491,071.60 × 6,682,525.36
  4. Step 4: Simplify right side
    8,338,258.96x = 76,789,377,380,575.78
  5. Step 5: Solve for x
    x = 76,789,377,380,575.78/8,338,258.96
  6. Step 6: Final answer
    x = 9,209,281.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.