Home / 8,228,409.40-12,321,618.90-6,548,793.40

Finding the Fourth Proportional to 8,228,409.40, 12,321,618.90 and 6,548,793.40

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Solution

The fourth proportional to 8,228,409.40, 12,321,618.90 and 6,548,793.40 is: 9,806,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,409.40 : 12,321,618.90 = 6,548,793.40 : x
  2. Step 2: Convert to fraction form
    8,228,409.40/12,321,618.90 = 6,548,793.40/x
  3. Step 3: Cross multiply
    8,228,409.40x = 12,321,618.90 × 6,548,793.40
  4. Step 4: Simplify right side
    8,228,409.40x = 80,691,736,529,635.27
  5. Step 5: Solve for x
    x = 80,691,736,529,635.27/8,228,409.40
  6. Step 6: Final answer
    x = 9,806,480.52

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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.