Home / 5,635,869.66-7,776,986.04-3,188,704.14

Finding the Fourth Proportional to 5,635,869.66, 7,776,986.04 and 3,188,704.14

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Solution

The fourth proportional to 5,635,869.66, 7,776,986.04 and 3,188,704.14 is: 4,400,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635,869.66 : 7,776,986.04 = 3,188,704.14 : x
  2. Step 2: Convert to fraction form
    5,635,869.66/7,776,986.04 = 3,188,704.14/x
  3. Step 3: Cross multiply
    5,635,869.66x = 7,776,986.04 × 3,188,704.14
  4. Step 4: Simplify right side
    5,635,869.66x = 24,798,507,582,470.21
  5. Step 5: Solve for x
    x = 24,798,507,582,470.21/5,635,869.66
  6. Step 6: Final answer
    x = 4,400,120.85

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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.