Home / 5,075,396.89-7,004,490.59-2,784,000.44

Finding the Fourth Proportional to 5,075,396.89, 7,004,490.59 and 2,784,000.44

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Solution

The fourth proportional to 5,075,396.89, 7,004,490.59 and 2,784,000.44 is: 3,842,163.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,396.89 : 7,004,490.59 = 2,784,000.44 : x
  2. Step 2: Convert to fraction form
    5,075,396.89/7,004,490.59 = 2,784,000.44/x
  3. Step 3: Cross multiply
    5,075,396.89x = 7,004,490.59 × 2,784,000.44
  4. Step 4: Simplify right side
    5,075,396.89x = 19,500,504,909,007.09
  5. Step 5: Solve for x
    x = 19,500,504,909,007.09/5,075,396.89
  6. Step 6: Final answer
    x = 3,842,163.55

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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.