Home / 10,378,807.70-15,568,211.55-6,795,626.90

Finding the Fourth Proportional to 10,378,807.70, 15,568,211.55 and 6,795,626.90

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Solution

The fourth proportional to 10,378,807.70, 15,568,211.55 and 6,795,626.90 is: 10,193,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,807.70 : 15,568,211.55 = 6,795,626.90 : x
  2. Step 2: Convert to fraction form
    10,378,807.70/15,568,211.55 = 6,795,626.90/x
  3. Step 3: Cross multiply
    10,378,807.70x = 15,568,211.55 × 6,795,626.90
  4. Step 4: Simplify right side
    10,378,807.70x = 105,795,757,194,070.70
  5. Step 5: Solve for x
    x = 105,795,757,194,070.70/10,378,807.70
  6. Step 6: Final answer
    x = 10,193,440.35

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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.