Home / 8,519,010.88-12,782,506.74-4,198,705.95

Finding the Fourth Proportional to 8,519,010.88, 12,782,506.74 and 4,198,705.95

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Solution

The fourth proportional to 8,519,010.88, 12,782,506.74 and 4,198,705.95 is: 6,300,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,010.88 : 12,782,506.74 = 4,198,705.95 : x
  2. Step 2: Convert to fraction form
    8,519,010.88/12,782,506.74 = 4,198,705.95/x
  3. Step 3: Cross multiply
    8,519,010.88x = 12,782,506.74 × 4,198,705.95
  4. Step 4: Simplify right side
    8,519,010.88x = 53,669,987,041,473.55
  5. Step 5: Solve for x
    x = 53,669,987,041,473.55/8,519,010.88
  6. Step 6: Final answer
    x = 6,300,025.65

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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.