Home / 7,111,188.72-10,664,026.92-2,561,266.32

Finding the Fourth Proportional to 7,111,188.72, 10,664,026.92 and 2,561,266.32

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Solution

The fourth proportional to 7,111,188.72, 10,664,026.92 and 2,561,266.32 is: 3,840,906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,188.72 : 10,664,026.92 = 2,561,266.32 : x
  2. Step 2: Convert to fraction form
    7,111,188.72/10,664,026.92 = 2,561,266.32/x
  3. Step 3: Cross multiply
    7,111,188.72x = 10,664,026.92 × 2,561,266.32
  4. Step 4: Simplify right side
    7,111,188.72x = 27,313,412,985,769.33
  5. Step 5: Solve for x
    x = 27,313,412,985,769.33/7,111,188.72
  6. Step 6: Final answer
    x = 3,840,906.78

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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.