Home / 7,164,709.24-9,887,037.70-3,901,452.36

Finding the Fourth Proportional to 7,164,709.24, 9,887,037.70 and 3,901,452.36

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Solution

The fourth proportional to 7,164,709.24, 9,887,037.70 and 3,901,452.36 is: 5,383,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,709.24 : 9,887,037.70 = 3,901,452.36 : x
  2. Step 2: Convert to fraction form
    7,164,709.24/9,887,037.70 = 3,901,452.36/x
  3. Step 3: Cross multiply
    7,164,709.24x = 9,887,037.70 × 3,901,452.36
  4. Step 4: Simplify right side
    7,164,709.24x = 38,573,806,568,073.97
  5. Step 5: Solve for x
    x = 38,573,806,568,073.97/7,164,709.24
  6. Step 6: Final answer
    x = 5,383,862.10

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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.