Home / 7,080,694.80-9,771,075-4,181,019.54

Finding the Fourth Proportional to 7,080,694.80, 9,771,075 and 4,181,019.54

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Solution

The fourth proportional to 7,080,694.80, 9,771,075 and 4,181,019.54 is: 5,769,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080,694.80 : 9,771,075 = 4,181,019.54 : x
  2. Step 2: Convert to fraction form
    7,080,694.80/9,771,075 = 4,181,019.54/x
  3. Step 3: Cross multiply
    7,080,694.80x = 9,771,075 × 4,181,019.54
  4. Step 4: Simplify right side
    7,080,694.80x = 40,853,055,501,805.50
  5. Step 5: Solve for x
    x = 40,853,055,501,805.50/7,080,694.80
  6. Step 6: Final answer
    x = 5,769,639.37

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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.