Home / 6,310,919.20-9,472,599.60-3,119,648.80

Finding the Fourth Proportional to 6,310,919.20, 9,472,599.60 and 3,119,648.80

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Solution

The fourth proportional to 6,310,919.20, 9,472,599.60 and 3,119,648.80 is: 4,682,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310,919.20 : 9,472,599.60 = 3,119,648.80 : x
  2. Step 2: Convert to fraction form
    6,310,919.20/9,472,599.60 = 3,119,648.80/x
  3. Step 3: Cross multiply
    6,310,919.20x = 9,472,599.60 × 3,119,648.80
  4. Step 4: Simplify right side
    6,310,919.20x = 29,551,183,975,020.48
  5. Step 5: Solve for x
    x = 29,551,183,975,020.48/6,310,919.20
  6. Step 6: Final answer
    x = 4,682,548.30

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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.