Home / 8,542,284.32-11,793,854.09-7,622,932.40

Finding the Fourth Proportional to 8,542,284.32, 11,793,854.09 and 7,622,932.40

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Solution

The fourth proportional to 8,542,284.32, 11,793,854.09 and 7,622,932.40 is: 10,524,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542,284.32 : 11,793,854.09 = 7,622,932.40 : x
  2. Step 2: Convert to fraction form
    8,542,284.32/11,793,854.09 = 7,622,932.40/x
  3. Step 3: Cross multiply
    8,542,284.32x = 11,793,854.09 × 7,622,932.40
  4. Step 4: Simplify right side
    8,542,284.32x = 89,903,752,366,449.58
  5. Step 5: Solve for x
    x = 89,903,752,366,449.58/8,542,284.32
  6. Step 6: Final answer
    x = 10,524,556.32

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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.