Home / 8,682,876.88-13,032,121.56-4,642,818.04

Finding the Fourth Proportional to 8,682,876.88, 13,032,121.56 and 4,642,818.04

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Solution

The fourth proportional to 8,682,876.88, 13,032,121.56 and 4,642,818.04 is: 6,968,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,876.88 : 13,032,121.56 = 4,642,818.04 : x
  2. Step 2: Convert to fraction form
    8,682,876.88/13,032,121.56 = 4,642,818.04/x
  3. Step 3: Cross multiply
    8,682,876.88x = 13,032,121.56 × 4,642,818.04
  4. Step 4: Simplify right side
    8,682,876.88x = 60,505,769,078,240.95
  5. Step 5: Solve for x
    x = 60,505,769,078,240.95/8,682,876.88
  6. Step 6: Final answer
    x = 6,968,401.13

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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.