Home / 5,481,322.27-8,223,118.06-1,642,989.64

Finding the Fourth Proportional to 5,481,322.27, 8,223,118.06 and 1,642,989.64

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Solution

The fourth proportional to 5,481,322.27, 8,223,118.06 and 1,642,989.64 is: 2,464,824.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481,322.27 : 8,223,118.06 = 1,642,989.64 : x
  2. Step 2: Convert to fraction form
    5,481,322.27/8,223,118.06 = 1,642,989.64/x
  3. Step 3: Cross multiply
    5,481,322.27x = 8,223,118.06 × 1,642,989.64
  4. Step 4: Simplify right side
    5,481,322.27x = 13,510,497,781,076.90
  5. Step 5: Solve for x
    x = 13,510,497,781,076.90/5,481,322.27
  6. Step 6: Final answer
    x = 2,464,824.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.