Home / 18,194,435.26-27,275,585.72-7,420,748.38

Finding the Fourth Proportional to 18,194,435.26, 27,275,585.72 and 7,420,748.38

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Solution

The fourth proportional to 18,194,435.26, 27,275,585.72 and 7,420,748.38 is: 11,124,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,435.26 : 27,275,585.72 = 7,420,748.38 : x
  2. Step 2: Convert to fraction form
    18,194,435.26/27,275,585.72 = 7,420,748.38/x
  3. Step 3: Cross multiply
    18,194,435.26x = 27,275,585.72 × 7,420,748.38
  4. Step 4: Simplify right side
    18,194,435.26x = 202,405,258,427,415.06
  5. Step 5: Solve for x
    x = 202,405,258,427,415.06/18,194,435.26
  6. Step 6: Final answer
    x = 11,124,569.44

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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.