Home / 8,245,747.40-12,368,621.10-3,458,841.80

Finding the Fourth Proportional to 8,245,747.40, 12,368,621.10 and 3,458,841.80

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Solution

The fourth proportional to 8,245,747.40, 12,368,621.10 and 3,458,841.80 is: 5,188,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,747.40 : 12,368,621.10 = 3,458,841.80 : x
  2. Step 2: Convert to fraction form
    8,245,747.40/12,368,621.10 = 3,458,841.80/x
  3. Step 3: Cross multiply
    8,245,747.40x = 12,368,621.10 × 3,458,841.80
  4. Step 4: Simplify right side
    8,245,747.40x = 42,781,103,669,041.98
  5. Step 5: Solve for x
    x = 42,781,103,669,041.98/8,245,747.40
  6. Step 6: Final answer
    x = 5,188,262.70

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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.