Home / 11,525,936.11-15,906,404.10-6,631,901.80

Finding the Fourth Proportional to 11,525,936.11, 15,906,404.10 and 6,631,901.80

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Solution

The fourth proportional to 11,525,936.11, 15,906,404.10 and 6,631,901.80 is: 9,152,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,525,936.11 : 15,906,404.10 = 6,631,901.80 : x
  2. Step 2: Convert to fraction form
    11,525,936.11/15,906,404.10 = 6,631,901.80/x
  3. Step 3: Cross multiply
    11,525,936.11x = 15,906,404.10 × 6,631,901.80
  4. Step 4: Simplify right side
    11,525,936.11x = 105,489,709,982,317.38
  5. Step 5: Solve for x
    x = 105,489,709,982,317.38/11,525,936.11
  6. Step 6: Final answer
    x = 9,152,376.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.