Home / 18,684,210.76-25,784,976.00-11,806,183.24

Finding the Fourth Proportional to 18,684,210.76, 25,784,976.00 and 11,806,183.24

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Solution

The fourth proportional to 18,684,210.76, 25,784,976.00 and 11,806,183.24 is: 16,293,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684,210.76 : 25,784,976.00 = 11,806,183.24 : x
  2. Step 2: Convert to fraction form
    18,684,210.76/25,784,976.00 = 11,806,183.24/x
  3. Step 3: Cross multiply
    18,684,210.76x = 25,784,976.00 × 11,806,183.24
  4. Step 4: Simplify right side
    18,684,210.76x = 304,422,151,474,813
  5. Step 5: Solve for x
    x = 304,422,151,474,813/18,684,210.76
  6. Step 6: Final answer
    x = 16,293,016.36

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Double scale
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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.