Home / 8,062,783.92-11,122,722.24-5,159,847.60

Finding the Fourth Proportional to 8,062,783.92, 11,122,722.24 and 5,159,847.60

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Solution

The fourth proportional to 8,062,783.92, 11,122,722.24 and 5,159,847.60 is: 7,118,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062,783.92 : 11,122,722.24 = 5,159,847.60 : x
  2. Step 2: Convert to fraction form
    8,062,783.92/11,122,722.24 = 5,159,847.60/x
  3. Step 3: Cross multiply
    8,062,783.92x = 11,122,722.24 × 5,159,847.60
  4. Step 4: Simplify right side
    8,062,783.92x = 57,391,551,655,530.62
  5. Step 5: Solve for x
    x = 57,391,551,655,530.62/8,062,783.92
  6. Step 6: Final answer
    x = 7,118,081.33

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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.