Home / 21,552,872.74-32,333,568-7,906,145.84

Finding the Fourth Proportional to 21,552,872.74, 32,333,568 and 7,906,145.84

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Solution

The fourth proportional to 21,552,872.74, 32,333,568 and 7,906,145.84 is: 11,860,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,872.74 : 32,333,568 = 7,906,145.84 : x
  2. Step 2: Convert to fraction form
    21,552,872.74/32,333,568 = 7,906,145.84/x
  3. Step 3: Cross multiply
    21,552,872.74x = 32,333,568 × 7,906,145.84
  4. Step 4: Simplify right side
    21,552,872.74x = 255,633,904,135,557.12
  5. Step 5: Solve for x
    x = 255,633,904,135,557.12/21,552,872.74
  6. Step 6: Final answer
    x = 11,860,781.03

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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.