Home / 33,213,121.20-49,819,681.80-31,937,662.80

Finding the Fourth Proportional to 33,213,121.20, 49,819,681.80 and 31,937,662.80

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Solution

The fourth proportional to 33,213,121.20, 49,819,681.80 and 31,937,662.80 is: 47,906,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,213,121.20 : 49,819,681.80 = 31,937,662.80 : x
  2. Step 2: Convert to fraction form
    33,213,121.20/49,819,681.80 = 31,937,662.80/x
  3. Step 3: Cross multiply
    33,213,121.20x = 49,819,681.80 × 31,937,662.80
  4. Step 4: Simplify right side
    33,213,121.20x = 1,591,124,198,131,697
  5. Step 5: Solve for x
    x = 1,591,124,198,131,697/33,213,121.20
  6. Step 6: Final answer
    x = 47,906,494.20

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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.