Home / 5,328,098.40-7,992,147.60-2,632,936.80

Finding the Fourth Proportional to 5,328,098.40, 7,992,147.60 and 2,632,936.80

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Solution

The fourth proportional to 5,328,098.40, 7,992,147.60 and 2,632,936.80 is: 3,949,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,098.40 : 7,992,147.60 = 2,632,936.80 : x
  2. Step 2: Convert to fraction form
    5,328,098.40/7,992,147.60 = 2,632,936.80/x
  3. Step 3: Cross multiply
    5,328,098.40x = 7,992,147.60 × 2,632,936.80
  4. Step 4: Simplify right side
    5,328,098.40x = 21,042,819,527,071.68
  5. Step 5: Solve for x
    x = 21,042,819,527,071.68/5,328,098.40
  6. Step 6: Final answer
    x = 3,949,405.20

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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.