Home / 20,347,611.30-30,485,876.46-16,957,682.04

Finding the Fourth Proportional to 20,347,611.30, 30,485,876.46 and 16,957,682.04

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Solution

The fourth proportional to 20,347,611.30, 30,485,876.46 and 16,957,682.04 is: 25,406,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347,611.30 : 30,485,876.46 = 16,957,682.04 : x
  2. Step 2: Convert to fraction form
    20,347,611.30/30,485,876.46 = 16,957,682.04/x
  3. Step 3: Cross multiply
    20,347,611.30x = 30,485,876.46 × 16,957,682.04
  4. Step 4: Simplify right side
    20,347,611.30x = 516,969,799,719,400.75
  5. Step 5: Solve for x
    x = 516,969,799,719,400.75/20,347,611.30
  6. Step 6: Final answer
    x = 25,406,903.65

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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.