Home / 9,043,523.80-13,565,285.70-8,193,218.20

Finding the Fourth Proportional to 9,043,523.80, 13,565,285.70 and 8,193,218.20

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Solution

The fourth proportional to 9,043,523.80, 13,565,285.70 and 8,193,218.20 is: 12,289,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043,523.80 : 13,565,285.70 = 8,193,218.20 : x
  2. Step 2: Convert to fraction form
    9,043,523.80/13,565,285.70 = 8,193,218.20/x
  3. Step 3: Cross multiply
    9,043,523.80x = 13,565,285.70 × 8,193,218.20
  4. Step 4: Simplify right side
    9,043,523.80x = 111,143,345,685,439.73
  5. Step 5: Solve for x
    x = 111,143,345,685,439.73/9,043,523.80
  6. Step 6: Final answer
    x = 12,289,827.30

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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.