Home / 5,438,075.37-7,504,571.19-2,990,842.89

Finding the Fourth Proportional to 5,438,075.37, 7,504,571.19 and 2,990,842.89

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Solution

The fourth proportional to 5,438,075.37, 7,504,571.19 and 2,990,842.89 is: 4,127,378.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,075.37 : 7,504,571.19 = 2,990,842.89 : x
  2. Step 2: Convert to fraction form
    5,438,075.37/7,504,571.19 = 2,990,842.89/x
  3. Step 3: Cross multiply
    5,438,075.37x = 7,504,571.19 × 2,990,842.89
  4. Step 4: Simplify right side
    5,438,075.37x = 22,444,993,369,183.86
  5. Step 5: Solve for x
    x = 22,444,993,369,183.86/5,438,075.37
  6. Step 6: Final answer
    x = 4,127,378.14

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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.