Home / 43,743,815.10-65,615,722.65-36,728,793.90

Finding the Fourth Proportional to 43,743,815.10, 65,615,722.65 and 36,728,793.90

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Solution

The fourth proportional to 43,743,815.10, 65,615,722.65 and 36,728,793.90 is: 55,093,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,743,815.10 : 65,615,722.65 = 36,728,793.90 : x
  2. Step 2: Convert to fraction form
    43,743,815.10/65,615,722.65 = 36,728,793.90/x
  3. Step 3: Cross multiply
    43,743,815.10x = 65,615,722.65 × 36,728,793.90
  4. Step 4: Simplify right side
    43,743,815.10x = 2,409,986,353,811,411.50
  5. Step 5: Solve for x
    x = 2,409,986,353,811,411.50/43,743,815.10
  6. Step 6: Final answer
    x = 55,093,190.85

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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.