Home / 18,805,638.08-25,940,785.44-11,825,268.08

Finding the Fourth Proportional to 18,805,638.08, 25,940,785.44 and 11,825,268.08

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Solution

The fourth proportional to 18,805,638.08, 25,940,785.44 and 11,825,268.08 is: 16,311,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,805,638.08 : 25,940,785.44 = 11,825,268.08 : x
  2. Step 2: Convert to fraction form
    18,805,638.08/25,940,785.44 = 11,825,268.08/x
  3. Step 3: Cross multiply
    18,805,638.08x = 25,940,785.44 × 11,825,268.08
  4. Step 4: Simplify right side
    18,805,638.08x = 306,756,742,033,760.75
  5. Step 5: Solve for x
    x = 306,756,742,033,760.75/18,805,638.08
  6. Step 6: Final answer
    x = 16,311,956.06

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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.