Home / 7,822,734.39-11,737,473.21-4,231,029.76

Finding the Fourth Proportional to 7,822,734.39, 11,737,473.21 and 4,231,029.76

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Solution

The fourth proportional to 7,822,734.39, 11,737,473.21 and 4,231,029.76 is: 6,348,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822,734.39 : 11,737,473.21 = 4,231,029.76 : x
  2. Step 2: Convert to fraction form
    7,822,734.39/11,737,473.21 = 4,231,029.76/x
  3. Step 3: Cross multiply
    7,822,734.39x = 11,737,473.21 × 4,231,029.76
  4. Step 4: Simplify right side
    7,822,734.39x = 49,661,598,429,369.05
  5. Step 5: Solve for x
    x = 49,661,598,429,369.05/7,822,734.39
  6. Step 6: Final answer
    x = 6,348,368.22

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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.