Home / 28,720,487.46-43,088,704.83-15,949,961.04

Finding the Fourth Proportional to 28,720,487.46, 43,088,704.83 and 15,949,961.04

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Solution

The fourth proportional to 28,720,487.46, 43,088,704.83 and 15,949,961.04 is: 23,929,369.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,720,487.46 : 43,088,704.83 = 15,949,961.04 : x
  2. Step 2: Convert to fraction form
    28,720,487.46/43,088,704.83 = 15,949,961.04/x
  3. Step 3: Cross multiply
    28,720,487.46x = 43,088,704.83 × 15,949,961.04
  4. Step 4: Simplify right side
    28,720,487.46x = 687,263,163,302,559.75
  5. Step 5: Solve for x
    x = 687,263,163,302,559.75/28,720,487.46
  6. Step 6: Final answer
    x = 23,929,369.73

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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.