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Finding the Fourth Proportional to 8,682,608.88, 13,023,757.80 and 3,563,927.28

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Solution

The fourth proportional to 8,682,608.88, 13,023,757.80 and 3,563,927.28 is: 5,345,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,608.88 : 13,023,757.80 = 3,563,927.28 : x
  2. Step 2: Convert to fraction form
    8,682,608.88/13,023,757.80 = 3,563,927.28/x
  3. Step 3: Cross multiply
    8,682,608.88x = 13,023,757.80 × 3,563,927.28
  4. Step 4: Simplify right side
    8,682,608.88x = 46,415,725,711,532.78
  5. Step 5: Solve for x
    x = 46,415,725,711,532.78/8,682,608.88
  6. Step 6: Final answer
    x = 5,345,827.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.