Home / 5,417,179.68-8,120,040.39-2,003,272.68

Finding the Fourth Proportional to 5,417,179.68, 8,120,040.39 and 2,003,272.68

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Solution

The fourth proportional to 5,417,179.68, 8,120,040.39 and 2,003,272.68 is: 3,002,790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417,179.68 : 8,120,040.39 = 2,003,272.68 : x
  2. Step 2: Convert to fraction form
    5,417,179.68/8,120,040.39 = 2,003,272.68/x
  3. Step 3: Cross multiply
    5,417,179.68x = 8,120,040.39 × 2,003,272.68
  4. Step 4: Simplify right side
    5,417,179.68x = 16,266,655,073,783.54
  5. Step 5: Solve for x
    x = 16,266,655,073,783.54/5,417,179.68
  6. Step 6: Final answer
    x = 3,002,790.39

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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.