Home / 8,422,633.64-11,623,242.17-4,555,154.79

Finding the Fourth Proportional to 8,422,633.64, 11,623,242.17 and 4,555,154.79

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Solution

The fourth proportional to 8,422,633.64, 11,623,242.17 and 4,555,154.79 is: 6,286,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,633.64 : 11,623,242.17 = 4,555,154.79 : x
  2. Step 2: Convert to fraction form
    8,422,633.64/11,623,242.17 = 4,555,154.79/x
  3. Step 3: Cross multiply
    8,422,633.64x = 11,623,242.17 × 4,555,154.79
  4. Step 4: Simplify right side
    8,422,633.64x = 52,945,667,223,229.72
  5. Step 5: Solve for x
    x = 52,945,667,223,229.72/8,422,633.64
  6. Step 6: Final answer
    x = 6,286,117.80

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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.