Home / 8,226,498.70-12,340,896.23-3,433,089.21

Finding the Fourth Proportional to 8,226,498.70, 12,340,896.23 and 3,433,089.21

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Solution

The fourth proportional to 8,226,498.70, 12,340,896.23 and 3,433,089.21 is: 5,150,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,498.70 : 12,340,896.23 = 3,433,089.21 : x
  2. Step 2: Convert to fraction form
    8,226,498.70/12,340,896.23 = 3,433,089.21/x
  3. Step 3: Cross multiply
    8,226,498.70x = 12,340,896.23 × 3,433,089.21
  4. Step 4: Simplify right side
    8,226,498.70x = 42,367,397,688,942.68
  5. Step 5: Solve for x
    x = 42,367,397,688,942.68/8,226,498.70
  6. Step 6: Final answer
    x = 5,150,112.97

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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.