Home / 5,421,784.64-7,481,586.27-3,098,216.05

Finding the Fourth Proportional to 5,421,784.64, 7,481,586.27 and 3,098,216.05

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Solution

The fourth proportional to 5,421,784.64, 7,481,586.27 and 3,098,216.05 is: 4,275,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,784.64 : 7,481,586.27 = 3,098,216.05 : x
  2. Step 2: Convert to fraction form
    5,421,784.64/7,481,586.27 = 3,098,216.05/x
  3. Step 3: Cross multiply
    5,421,784.64x = 7,481,586.27 × 3,098,216.05
  4. Step 4: Simplify right side
    5,421,784.64x = 23,179,570,682,143.93
  5. Step 5: Solve for x
    x = 23,179,570,682,143.93/5,421,784.64
  6. Step 6: Final answer
    x = 4,275,265.85

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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.