Home / 5,514,121.20-8,271,181.80-2,679,769.20

Finding the Fourth Proportional to 5,514,121.20, 8,271,181.80 and 2,679,769.20

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Solution

The fourth proportional to 5,514,121.20, 8,271,181.80 and 2,679,769.20 is: 4,019,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514,121.20 : 8,271,181.80 = 2,679,769.20 : x
  2. Step 2: Convert to fraction form
    5,514,121.20/8,271,181.80 = 2,679,769.20/x
  3. Step 3: Cross multiply
    5,514,121.20x = 8,271,181.80 × 2,679,769.20
  4. Step 4: Simplify right side
    5,514,121.20x = 22,164,858,235,240.56
  5. Step 5: Solve for x
    x = 22,164,858,235,240.56/5,514,121.20
  6. Step 6: Final answer
    x = 4,019,653.80

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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.