Home / 20,447,735.20-30,618,458.70-16,160,777.80

Finding the Fourth Proportional to 20,447,735.20, 30,618,458.70 and 16,160,777.80

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Solution

The fourth proportional to 20,447,735.20, 30,618,458.70 and 16,160,777.80 is: 24,199,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,735.20 : 30,618,458.70 = 16,160,777.80 : x
  2. Step 2: Convert to fraction form
    20,447,735.20/30,618,458.70 = 16,160,777.80/x
  3. Step 3: Cross multiply
    20,447,735.20x = 30,618,458.70 × 16,160,777.80
  4. Step 4: Simplify right side
    20,447,735.20x = 494,818,107,629,176.88
  5. Step 5: Solve for x
    x = 494,818,107,629,176.88/20,447,735.20
  6. Step 6: Final answer
    x = 24,199,164.49

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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.