Home / 8,763,818.40-13,145,727.60-3,083,997.60

Finding the Fourth Proportional to 8,763,818.40, 13,145,727.60 and 3,083,997.60

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Solution

The fourth proportional to 8,763,818.40, 13,145,727.60 and 3,083,997.60 is: 4,625,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,818.40 : 13,145,727.60 = 3,083,997.60 : x
  2. Step 2: Convert to fraction form
    8,763,818.40/13,145,727.60 = 3,083,997.60/x
  3. Step 3: Cross multiply
    8,763,818.40x = 13,145,727.60 × 3,083,997.60
  4. Step 4: Simplify right side
    8,763,818.40x = 40,541,392,368,653.76
  5. Step 5: Solve for x
    x = 40,541,392,368,653.76/8,763,818.40
  6. Step 6: Final answer
    x = 4,625,996.40

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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.