Home / 8,199,707.80-12,288,893.18-3,336,346.58

Finding the Fourth Proportional to 8,199,707.80, 12,288,893.18 and 3,336,346.58

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Solution

The fourth proportional to 8,199,707.80, 12,288,893.18 and 3,336,346.58 is: 5,000,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,707.80 : 12,288,893.18 = 3,336,346.58 : x
  2. Step 2: Convert to fraction form
    8,199,707.80/12,288,893.18 = 3,336,346.58/x
  3. Step 3: Cross multiply
    8,199,707.80x = 12,288,893.18 × 3,336,346.58
  4. Step 4: Simplify right side
    8,199,707.80x = 41,000,006,733,078.33
  5. Step 5: Solve for x
    x = 41,000,006,733,078.33/8,199,707.80
  6. Step 6: Final answer
    x = 5,000,179.00

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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.