Home / 50,336,834.60-75,523,914.30-20,066,421.80

Finding the Fourth Proportional to 50,336,834.60, 75,523,914.30 and 20,066,421.80

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Solution

The fourth proportional to 50,336,834.60, 75,523,914.30 and 20,066,421.80 is: 30,107,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,336,834.60 : 75,523,914.30 = 20,066,421.80 : x
  2. Step 2: Convert to fraction form
    50,336,834.60/75,523,914.30 = 20,066,421.80/x
  3. Step 3: Cross multiply
    50,336,834.60x = 75,523,914.30 × 20,066,421.80
  4. Step 4: Simplify right side
    50,336,834.60x = 1,515,494,720,330,851.75
  5. Step 5: Solve for x
    x = 1,515,494,720,330,851.75/50,336,834.60
  6. Step 6: Final answer
    x = 30,107,072.33

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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.