Home / 10,079,840.41-13,923,871.92-7,902,196.37

Finding the Fourth Proportional to 10,079,840.41, 13,923,871.92 and 7,902,196.37

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Solution

The fourth proportional to 10,079,840.41, 13,923,871.92 and 7,902,196.37 is: 10,915,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079,840.41 : 13,923,871.92 = 7,902,196.37 : x
  2. Step 2: Convert to fraction form
    10,079,840.41/13,923,871.92 = 7,902,196.37/x
  3. Step 3: Cross multiply
    10,079,840.41x = 13,923,871.92 × 7,902,196.37
  4. Step 4: Simplify right side
    10,079,840.41x = 110,029,170,142,568.94
  5. Step 5: Solve for x
    x = 110,029,170,142,568.94/10,079,840.41
  6. Step 6: Final answer
    x = 10,915,765.10

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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.