Home / 4,378,906.20-6,568,359.30-3,175,181.40

Finding the Fourth Proportional to 4,378,906.20, 6,568,359.30 and 3,175,181.40

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Solution

The fourth proportional to 4,378,906.20, 6,568,359.30 and 3,175,181.40 is: 4,762,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378,906.20 : 6,568,359.30 = 3,175,181.40 : x
  2. Step 2: Convert to fraction form
    4,378,906.20/6,568,359.30 = 3,175,181.40/x
  3. Step 3: Cross multiply
    4,378,906.20x = 6,568,359.30 × 3,175,181.40
  4. Step 4: Simplify right side
    4,378,906.20x = 20,855,732,277,877.02
  5. Step 5: Solve for x
    x = 20,855,732,277,877.02/4,378,906.20
  6. Step 6: Final answer
    x = 4,762,772.10

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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.