Home / 20,412,834.53-30,608,619.94-9,627,239.44

Finding the Fourth Proportional to 20,412,834.53, 30,608,619.94 and 9,627,239.44

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Solution

The fourth proportional to 20,412,834.53, 30,608,619.94 and 9,627,239.44 is: 14,435,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,834.53 : 30,608,619.94 = 9,627,239.44 : x
  2. Step 2: Convert to fraction form
    20,412,834.53/30,608,619.94 = 9,627,239.44/x
  3. Step 3: Cross multiply
    20,412,834.53x = 30,608,619.94 × 9,627,239.44
  4. Step 4: Simplify right side
    20,412,834.53x = 294,676,512,889,159.12
  5. Step 5: Solve for x
    x = 294,676,512,889,159.12/20,412,834.53
  6. Step 6: Final answer
    x = 14,435,844.88

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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.