Home / 18,589,284.91-25,642,528.74-11,607,843.21

Finding the Fourth Proportional to 18,589,284.91, 25,642,528.74 and 11,607,843.21

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Solution

The fourth proportional to 18,589,284.91, 25,642,528.74 and 11,607,843.21 is: 16,012,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,284.91 : 25,642,528.74 = 11,607,843.21 : x
  2. Step 2: Convert to fraction form
    18,589,284.91/25,642,528.74 = 11,607,843.21/x
  3. Step 3: Cross multiply
    18,589,284.91x = 25,642,528.74 × 11,607,843.21
  4. Step 4: Simplify right side
    18,589,284.91x = 297,654,453,277,782.19
  5. Step 5: Solve for x
    x = 297,654,453,277,782.19/18,589,284.91
  6. Step 6: Final answer
    x = 16,012,151.88

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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.