Home / 7,788,217.60-11,682,326.40-3,299,910.40

Finding the Fourth Proportional to 7,788,217.60, 11,682,326.40 and 3,299,910.40

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Solution

The fourth proportional to 7,788,217.60, 11,682,326.40 and 3,299,910.40 is: 4,949,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,217.60 : 11,682,326.40 = 3,299,910.40 : x
  2. Step 2: Convert to fraction form
    7,788,217.60/11,682,326.40 = 3,299,910.40/x
  3. Step 3: Cross multiply
    7,788,217.60x = 11,682,326.40 × 3,299,910.40
  4. Step 4: Simplify right side
    7,788,217.60x = 38,550,630,383,554.56
  5. Step 5: Solve for x
    x = 38,550,630,383,554.56/7,788,217.60
  6. Step 6: Final answer
    x = 4,949,865.60

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Double scale
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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.