Home / 6,770,719.29-9,343,591.60-3,870,172.44

Finding the Fourth Proportional to 6,770,719.29, 9,343,591.60 and 3,870,172.44

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Solution

The fourth proportional to 6,770,719.29, 9,343,591.60 and 3,870,172.44 is: 5,340,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,719.29 : 9,343,591.60 = 3,870,172.44 : x
  2. Step 2: Convert to fraction form
    6,770,719.29/9,343,591.60 = 3,870,172.44/x
  3. Step 3: Cross multiply
    6,770,719.29x = 9,343,591.60 × 3,870,172.44
  4. Step 4: Simplify right side
    6,770,719.29x = 36,161,310,699,217.56
  5. Step 5: Solve for x
    x = 36,161,310,699,217.56/6,770,719.29
  6. Step 6: Final answer
    x = 5,340,837.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.