Home / 7,843,016.45-10,824,375.72-4,405,257.38

Finding the Fourth Proportional to 7,843,016.45, 10,824,375.72 and 4,405,257.38

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Solution

The fourth proportional to 7,843,016.45, 10,824,375.72 and 4,405,257.38 is: 6,079,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843,016.45 : 10,824,375.72 = 4,405,257.38 : x
  2. Step 2: Convert to fraction form
    7,843,016.45/10,824,375.72 = 4,405,257.38/x
  3. Step 3: Cross multiply
    7,843,016.45x = 10,824,375.72 × 4,405,257.38
  4. Step 4: Simplify right side
    7,843,016.45x = 47,684,160,970,300.94
  5. Step 5: Solve for x
    x = 47,684,160,970,300.94/7,843,016.45
  6. Step 6: Final answer
    x = 6,079,824.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.