Home / 12,025,089.36-18,040,623.48-3,505,500.72

Finding the Fourth Proportional to 12,025,089.36, 18,040,623.48 and 3,505,500.72

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Solution

The fourth proportional to 12,025,089.36, 18,040,623.48 and 3,505,500.72 is: 5,259,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025,089.36 : 18,040,623.48 = 3,505,500.72 : x
  2. Step 2: Convert to fraction form
    12,025,089.36/18,040,623.48 = 3,505,500.72/x
  3. Step 3: Cross multiply
    12,025,089.36x = 18,040,623.48 × 3,505,500.72
  4. Step 4: Simplify right side
    12,025,089.36x = 63,241,418,598,388.91
  5. Step 5: Solve for x
    x = 63,241,418,598,388.91/12,025,089.36
  6. Step 6: Final answer
    x = 5,259,122.55

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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.