Home / 8,245,730.40-12,368,595.60-3,458,824.80

Finding the Fourth Proportional to 8,245,730.40, 12,368,595.60 and 3,458,824.80

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Solution

The fourth proportional to 8,245,730.40, 12,368,595.60 and 3,458,824.80 is: 5,188,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,730.40 : 12,368,595.60 = 3,458,824.80 : x
  2. Step 2: Convert to fraction form
    8,245,730.40/12,368,595.60 = 3,458,824.80/x
  3. Step 3: Cross multiply
    8,245,730.40x = 12,368,595.60 × 3,458,824.80
  4. Step 4: Simplify right side
    8,245,730.40x = 42,780,805,202,450.88
  5. Step 5: Solve for x
    x = 42,780,805,202,450.88/8,245,730.40
  6. Step 6: Final answer
    x = 5,188,237.20

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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.