Home / 9,396,979.20-14,095,468.80-8,239,910.40

Finding the Fourth Proportional to 9,396,979.20, 14,095,468.80 and 8,239,910.40

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Solution

The fourth proportional to 9,396,979.20, 14,095,468.80 and 8,239,910.40 is: 12,359,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,979.20 : 14,095,468.80 = 8,239,910.40 : x
  2. Step 2: Convert to fraction form
    9,396,979.20/14,095,468.80 = 8,239,910.40/x
  3. Step 3: Cross multiply
    9,396,979.20x = 14,095,468.80 × 8,239,910.40
  4. Step 4: Simplify right side
    9,396,979.20x = 116,145,399,957,995.53
  5. Step 5: Solve for x
    x = 116,145,399,957,995.53/9,396,979.20
  6. Step 6: Final answer
    x = 12,359,865.60

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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.