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Finding the Fourth Proportional to 43,847,596.80, 65,676,916.80 and 36,289,324.80

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Solution

The fourth proportional to 43,847,596.80, 65,676,916.80 and 36,289,324.80 is: 54,355,794.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,847,596.80 : 65,676,916.80 = 36,289,324.80 : x
  2. Step 2: Convert to fraction form
    43,847,596.80/65,676,916.80 = 36,289,324.80/x
  3. Step 3: Cross multiply
    43,847,596.80x = 65,676,916.80 × 36,289,324.80
  4. Step 4: Simplify right side
    43,847,596.80x = 2,383,370,965,617,776.50
  5. Step 5: Solve for x
    x = 2,383,370,965,617,776.50/43,847,596.80
  6. Step 6: Final answer
    x = 54,355,794.61

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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.