Home / 75,873,650.82-113,810,769.45-18,365,828.10

Finding the Fourth Proportional to 75,873,650.82, 113,810,769.45 and 18,365,828.10

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Solution

The fourth proportional to 75,873,650.82, 113,810,769.45 and 18,365,828.10 is: 27,548,813.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,873,650.82 : 113,810,769.45 = 18,365,828.10 : x
  2. Step 2: Convert to fraction form
    75,873,650.82/113,810,769.45 = 18,365,828.10/x
  3. Step 3: Cross multiply
    75,873,650.82x = 113,810,769.45 × 18,365,828.10
  4. Step 4: Simplify right side
    75,873,650.82x = 2,090,229,027,647,431.75
  5. Step 5: Solve for x
    x = 2,090,229,027,647,431.75/75,873,650.82
  6. Step 6: Final answer
    x = 27,548,813.13

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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.