Home / 5,471,808.80-7,550,964.42-2,990,918.14

Finding the Fourth Proportional to 5,471,808.80, 7,550,964.42 and 2,990,918.14

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Solution

The fourth proportional to 5,471,808.80, 7,550,964.42 and 2,990,918.14 is: 4,127,395.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471,808.80 : 7,550,964.42 = 2,990,918.14 : x
  2. Step 2: Convert to fraction form
    5,471,808.80/7,550,964.42 = 2,990,918.14/x
  3. Step 3: Cross multiply
    5,471,808.80x = 7,550,964.42 × 2,990,918.14
  4. Step 4: Simplify right side
    5,471,808.80x = 22,584,316,458,272.58
  5. Step 5: Solve for x
    x = 22,584,316,458,272.58/5,471,808.80
  6. Step 6: Final answer
    x = 4,127,395.03

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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.