Home / 18,366,357.08-27,540,005.76-5,410,826.25

Finding the Fourth Proportional to 18,366,357.08, 27,540,005.76 and 5,410,826.25

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Solution

The fourth proportional to 18,366,357.08, 27,540,005.76 and 5,410,826.25 is: 8,113,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366,357.08 : 27,540,005.76 = 5,410,826.25 : x
  2. Step 2: Convert to fraction form
    18,366,357.08/27,540,005.76 = 5,410,826.25/x
  3. Step 3: Cross multiply
    18,366,357.08x = 27,540,005.76 × 5,410,826.25
  4. Step 4: Simplify right side
    18,366,357.08x = 149,014,186,091,359.22
  5. Step 5: Solve for x
    x = 149,014,186,091,359.22/18,366,357.08
  6. Step 6: Final answer
    x = 8,113,431.83

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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.