Home / 8,259,029.20-11,398,920.78-6,176,321.56

Finding the Fourth Proportional to 8,259,029.20, 11,398,920.78 and 6,176,321.56

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Solution

The fourth proportional to 8,259,029.20, 11,398,920.78 and 6,176,321.56 is: 8,524,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259,029.20 : 11,398,920.78 = 6,176,321.56 : x
  2. Step 2: Convert to fraction form
    8,259,029.20/11,398,920.78 = 6,176,321.56/x
  3. Step 3: Cross multiply
    8,259,029.20x = 11,398,920.78 × 6,176,321.56
  4. Step 4: Simplify right side
    8,259,029.20x = 70,403,400,174,246.02
  5. Step 5: Solve for x
    x = 70,403,400,174,246.02/8,259,029.20
  6. Step 6: Final answer
    x = 8,524,415.94

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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.