Home / 27,785,986.66-41,675,196.48-7,313,991.78

Finding the Fourth Proportional to 27,785,986.66, 41,675,196.48 and 7,313,991.78

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Solution

The fourth proportional to 27,785,986.66, 41,675,196.48 and 7,313,991.78 is: 10,969,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,785,986.66 : 41,675,196.48 = 7,313,991.78 : x
  2. Step 2: Convert to fraction form
    27,785,986.66/41,675,196.48 = 7,313,991.78/x
  3. Step 3: Cross multiply
    27,785,986.66x = 41,675,196.48 × 7,313,991.78
  4. Step 4: Simplify right side
    27,785,986.66x = 304,812,044,484,604.94
  5. Step 5: Solve for x
    x = 304,812,044,484,604.94/27,785,986.66
  6. Step 6: Final answer
    x = 10,969,991.75

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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.