Home / 27,027,500.81-40,548,161.78-7,858,257.84

Finding the Fourth Proportional to 27,027,500.81, 40,548,161.78 and 7,858,257.84

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Solution

The fourth proportional to 27,027,500.81, 40,548,161.78 and 7,858,257.84 is: 11,789,396.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,027,500.81 : 40,548,161.78 = 7,858,257.84 : x
  2. Step 2: Convert to fraction form
    27,027,500.81/40,548,161.78 = 7,858,257.84/x
  3. Step 3: Cross multiply
    27,027,500.81x = 40,548,161.78 × 7,858,257.84
  4. Step 4: Simplify right side
    27,027,500.81x = 318,637,910,165,982.06
  5. Step 5: Solve for x
    x = 318,637,910,165,982.06/27,027,500.81
  6. Step 6: Final answer
    x = 11,789,396.01

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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.