Home / 7,141,516.32-9,856,722.96-4,242,517.68

Finding the Fourth Proportional to 7,141,516.32, 9,856,722.96 and 4,242,517.68

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Solution

The fourth proportional to 7,141,516.32, 9,856,722.96 and 4,242,517.68 is: 5,855,524.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,516.32 : 9,856,722.96 = 4,242,517.68 : x
  2. Step 2: Convert to fraction form
    7,141,516.32/9,856,722.96 = 4,242,517.68/x
  3. Step 3: Cross multiply
    7,141,516.32x = 9,856,722.96 × 4,242,517.68
  4. Step 4: Simplify right side
    7,141,516.32x = 41,817,321,424,661.94
  5. Step 5: Solve for x
    x = 41,817,321,424,661.94/7,141,516.32
  6. Step 6: Final answer
    x = 5,855,524.17

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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.