Home / 21,552,936.75-32,333,664.11-7,906,209.84

Finding the Fourth Proportional to 21,552,936.75, 32,333,664.11 and 7,906,209.84

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Solution

The fourth proportional to 21,552,936.75, 32,333,664.11 and 7,906,209.84 is: 11,860,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,936.75 : 32,333,664.11 = 7,906,209.84 : x
  2. Step 2: Convert to fraction form
    21,552,936.75/32,333,664.11 = 7,906,209.84/x
  3. Step 3: Cross multiply
    21,552,936.75x = 32,333,664.11 × 7,906,209.84
  4. Step 4: Simplify right side
    21,552,936.75x = 255,636,733,310,205.78
  5. Step 5: Solve for x
    x = 255,636,733,310,205.78/21,552,936.75
  6. Step 6: Final answer
    x = 11,860,877.07

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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.