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Finding the Fourth Proportional to 8,512,253.65, 11,747,193.48 and 4,644,987.02

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Solution

The fourth proportional to 8,512,253.65, 11,747,193.48 and 4,644,987.02 is: 6,410,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,253.65 : 11,747,193.48 = 4,644,987.02 : x
  2. Step 2: Convert to fraction form
    8,512,253.65/11,747,193.48 = 4,644,987.02/x
  3. Step 3: Cross multiply
    8,512,253.65x = 11,747,193.48 × 4,644,987.02
  4. Step 4: Simplify right side
    8,512,253.65x = 54,565,561,221,344.64
  5. Step 5: Solve for x
    x = 54,565,561,221,344.64/8,512,253.65
  6. Step 6: Final answer
    x = 6,410,236.75

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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.