Home / 6,378,769.70-9,568,154.55-6,294,788.90

Finding the Fourth Proportional to 6,378,769.70, 9,568,154.55 and 6,294,788.90

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Solution

The fourth proportional to 6,378,769.70, 9,568,154.55 and 6,294,788.90 is: 9,442,183.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,769.70 : 9,568,154.55 = 6,294,788.90 : x
  2. Step 2: Convert to fraction form
    6,378,769.70/9,568,154.55 = 6,294,788.90/x
  3. Step 3: Cross multiply
    6,378,769.70x = 9,568,154.55 × 6,294,788.90
  4. Step 4: Simplify right side
    6,378,769.70x = 60,229,513,054,824.50
  5. Step 5: Solve for x
    x = 60,229,513,054,824.50/6,378,769.70
  6. Step 6: Final answer
    x = 9,442,183.35

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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.