Home / 8,091,947.80-12,137,921.70-3,297,023.20

Finding the Fourth Proportional to 8,091,947.80, 12,137,921.70 and 3,297,023.20

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Solution

The fourth proportional to 8,091,947.80, 12,137,921.70 and 3,297,023.20 is: 4,945,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091,947.80 : 12,137,921.70 = 3,297,023.20 : x
  2. Step 2: Convert to fraction form
    8,091,947.80/12,137,921.70 = 3,297,023.20/x
  3. Step 3: Cross multiply
    8,091,947.80x = 12,137,921.70 × 3,297,023.20
  4. Step 4: Simplify right side
    8,091,947.80x = 40,019,009,444,683.44
  5. Step 5: Solve for x
    x = 40,019,009,444,683.44/8,091,947.80
  6. Step 6: Final answer
    x = 4,945,534.80

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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.