Home / 20,228,890.04-30,343,365.78-8,261,626.04

Finding the Fourth Proportional to 20,228,890.04, 30,343,365.78 and 8,261,626.04

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Solution

The fourth proportional to 20,228,890.04, 30,343,365.78 and 8,261,626.04 is: 12,392,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228,890.04 : 30,343,365.78 = 8,261,626.04 : x
  2. Step 2: Convert to fraction form
    20,228,890.04/30,343,365.78 = 8,261,626.04/x
  3. Step 3: Cross multiply
    20,228,890.04x = 30,343,365.78 × 8,261,626.04
  4. Step 4: Simplify right side
    20,228,890.04x = 250,685,540,869,292.94
  5. Step 5: Solve for x
    x = 250,685,540,869,292.94/20,228,890.04
  6. Step 6: Final answer
    x = 12,392,451.61

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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.