Home / 13,220,392.03-19,824,205.30-5,541,974.48

Finding the Fourth Proportional to 13,220,392.03, 19,824,205.30 and 5,541,974.48

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Solution

The fourth proportional to 13,220,392.03, 19,824,205.30 and 5,541,974.48 is: 8,310,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,220,392.03 : 19,824,205.30 = 5,541,974.48 : x
  2. Step 2: Convert to fraction form
    13,220,392.03/19,824,205.30 = 5,541,974.48/x
  3. Step 3: Cross multiply
    13,220,392.03x = 19,824,205.30 × 5,541,974.48
  4. Step 4: Simplify right side
    13,220,392.03x = 109,865,239,858,880.75
  5. Step 5: Solve for x
    x = 109,865,239,858,880.75/13,220,392.03
  6. Step 6: Final answer
    x = 8,310,286.08

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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.