Home / 6,541,844.40-9,812,766.60-3,990,927.60

Finding the Fourth Proportional to 6,541,844.40, 9,812,766.60 and 3,990,927.60

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Solution

The fourth proportional to 6,541,844.40, 9,812,766.60 and 3,990,927.60 is: 5,986,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541,844.40 : 9,812,766.60 = 3,990,927.60 : x
  2. Step 2: Convert to fraction form
    6,541,844.40/9,812,766.60 = 3,990,927.60/x
  3. Step 3: Cross multiply
    6,541,844.40x = 9,812,766.60 × 3,990,927.60
  4. Step 4: Simplify right side
    6,541,844.40x = 39,162,041,056,298.16
  5. Step 5: Solve for x
    x = 39,162,041,056,298.16/6,541,844.40
  6. Step 6: Final answer
    x = 5,986,391.40

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Double scale
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Similar ratio
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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.