Home / 8,245,213.12-12,367,885.44-3,386,267.80

Finding the Fourth Proportional to 8,245,213.12, 12,367,885.44 and 3,386,267.80

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Solution

The fourth proportional to 8,245,213.12, 12,367,885.44 and 3,386,267.80 is: 5,079,428.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,213.12 : 12,367,885.44 = 3,386,267.80 : x
  2. Step 2: Convert to fraction form
    8,245,213.12/12,367,885.44 = 3,386,267.80/x
  3. Step 3: Cross multiply
    8,245,213.12x = 12,367,885.44 × 3,386,267.80
  4. Step 4: Simplify right side
    8,245,213.12x = 41,880,972,219,560.83
  5. Step 5: Solve for x
    x = 41,880,972,219,560.83/8,245,213.12
  6. Step 6: Final answer
    x = 5,079,428.71

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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.