Home / 20,147,310.11-27,799,883.99-11,325,586.34

Finding the Fourth Proportional to 20,147,310.11, 27,799,883.99 and 11,325,586.34

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Solution

The fourth proportional to 20,147,310.11, 27,799,883.99 and 11,325,586.34 is: 15,627,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,147,310.11 : 27,799,883.99 = 11,325,586.34 : x
  2. Step 2: Convert to fraction form
    20,147,310.11/27,799,883.99 = 11,325,586.34/x
  3. Step 3: Cross multiply
    20,147,310.11x = 27,799,883.99 × 11,325,586.34
  4. Step 4: Simplify right side
    20,147,310.11x = 314,849,986,175,101.38
  5. Step 5: Solve for x
    x = 314,849,986,175,101.38/20,147,310.11
  6. Step 6: Final answer
    x = 15,627,395.64

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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.