Home / 33,255,621.20-49,883,431.80-20,434,552.40

Finding the Fourth Proportional to 33,255,621.20, 49,883,431.80 and 20,434,552.40

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Solution

The fourth proportional to 33,255,621.20, 49,883,431.80 and 20,434,552.40 is: 30,651,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255,621.20 : 49,883,431.80 = 20,434,552.40 : x
  2. Step 2: Convert to fraction form
    33,255,621.20/49,883,431.80 = 20,434,552.40/x
  3. Step 3: Cross multiply
    33,255,621.20x = 49,883,431.80 × 20,434,552.40
  4. Step 4: Simplify right side
    33,255,621.20x = 1,019,345,601,008,926.12
  5. Step 5: Solve for x
    x = 1,019,345,601,008,926.12/33,255,621.20
  6. Step 6: Final answer
    x = 30,651,828.60

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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.