Home / 7,119,243.96-9,824,497.44-3,855,982.38

Finding the Fourth Proportional to 7,119,243.96, 9,824,497.44 and 3,855,982.38

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Solution

The fourth proportional to 7,119,243.96, 9,824,497.44 and 3,855,982.38 is: 5,321,223.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119,243.96 : 9,824,497.44 = 3,855,982.38 : x
  2. Step 2: Convert to fraction form
    7,119,243.96/9,824,497.44 = 3,855,982.38/x
  3. Step 3: Cross multiply
    7,119,243.96x = 9,824,497.44 × 3,855,982.38
  4. Step 4: Simplify right side
    7,119,243.96x = 37,883,089,020,995.10
  5. Step 5: Solve for x
    x = 37,883,089,020,995.10/7,119,243.96
  6. Step 6: Final answer
    x = 5,321,223.61

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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.