Home / 8,225,991.21-12,330,932.91-3,435,050.61

Finding the Fourth Proportional to 8,225,991.21, 12,330,932.91 and 3,435,050.61

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Solution

The fourth proportional to 8,225,991.21, 12,330,932.91 and 3,435,050.61 is: 5,149,212.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225,991.21 : 12,330,932.91 = 3,435,050.61 : x
  2. Step 2: Convert to fraction form
    8,225,991.21/12,330,932.91 = 3,435,050.61/x
  3. Step 3: Cross multiply
    8,225,991.21x = 12,330,932.91 × 3,435,050.61
  4. Step 4: Simplify right side
    8,225,991.21x = 42,357,378,614,364.57
  5. Step 5: Solve for x
    x = 42,357,378,614,364.57/8,225,991.21
  6. Step 6: Final answer
    x = 5,149,212.73

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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.