Home / 8,239,110.80-12,340,003.80-4,879,878.80

Finding the Fourth Proportional to 8,239,110.80, 12,340,003.80 and 4,879,878.80

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Solution

The fourth proportional to 8,239,110.80, 12,340,003.80 and 4,879,878.80 is: 7,308,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,110.80 : 12,340,003.80 = 4,879,878.80 : x
  2. Step 2: Convert to fraction form
    8,239,110.80/12,340,003.80 = 4,879,878.80/x
  3. Step 3: Cross multiply
    8,239,110.80x = 12,340,003.80 × 4,879,878.80
  4. Step 4: Simplify right side
    8,239,110.80x = 60,217,722,935,539.44
  5. Step 5: Solve for x
    x = 60,217,722,935,539.44/8,239,110.80
  6. Step 6: Final answer
    x = 7,308,764.79

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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.