Home / 8,196,105.60-12,294,158.40-4,214,793.60

Finding the Fourth Proportional to 8,196,105.60, 12,294,158.40 and 4,214,793.60

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Solution

The fourth proportional to 8,196,105.60, 12,294,158.40 and 4,214,793.60 is: 6,322,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,105.60 : 12,294,158.40 = 4,214,793.60 : x
  2. Step 2: Convert to fraction form
    8,196,105.60/12,294,158.40 = 4,214,793.60/x
  3. Step 3: Cross multiply
    8,196,105.60x = 12,294,158.40 × 4,214,793.60
  4. Step 4: Simplify right side
    8,196,105.60x = 51,817,340,141,706.23
  5. Step 5: Solve for x
    x = 51,817,340,141,706.23/8,196,105.60
  6. Step 6: Final answer
    x = 6,322,190.40

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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.