Home / 18,336,791.52-25,305,455.16-10,995,819.84

Finding the Fourth Proportional to 18,336,791.52, 25,305,455.16 and 10,995,819.84

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Solution

The fourth proportional to 18,336,791.52, 25,305,455.16 and 10,995,819.84 is: 15,174,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336,791.52 : 25,305,455.16 = 10,995,819.84 : x
  2. Step 2: Convert to fraction form
    18,336,791.52/25,305,455.16 = 10,995,819.84/x
  3. Step 3: Cross multiply
    18,336,791.52x = 25,305,455.16 × 10,995,819.84
  4. Step 4: Simplify right side
    18,336,791.52x = 278,254,225,908,558.38
  5. Step 5: Solve for x
    x = 278,254,225,908,558.38/18,336,791.52
  6. Step 6: Final answer
    x = 15,174,640.86

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1.5x scale

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.