Home / 20,455,790.40-30,726,200.88-16,225,520.04

Finding the Fourth Proportional to 20,455,790.40, 30,726,200.88 and 16,225,520.04

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Solution

The fourth proportional to 20,455,790.40, 30,726,200.88 and 16,225,520.04 is: 24,372,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,455,790.40 : 30,726,200.88 = 16,225,520.04 : x
  2. Step 2: Convert to fraction form
    20,455,790.40/30,726,200.88 = 16,225,520.04/x
  3. Step 3: Cross multiply
    20,455,790.40x = 30,726,200.88 × 16,225,520.04
  4. Step 4: Simplify right side
    20,455,790.40x = 498,548,588,131,505.56
  5. Step 5: Solve for x
    x = 498,548,588,131,505.56/20,455,790.40
  6. Step 6: Final answer
    x = 24,372,003.15

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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.