Home / 33,203,137.20-49,804,705.80-20,382,068.40

Finding the Fourth Proportional to 33,203,137.20, 49,804,705.80 and 20,382,068.40

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Solution

The fourth proportional to 33,203,137.20, 49,804,705.80 and 20,382,068.40 is: 30,573,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,203,137.20 : 49,804,705.80 = 20,382,068.40 : x
  2. Step 2: Convert to fraction form
    33,203,137.20/49,804,705.80 = 20,382,068.40/x
  3. Step 3: Cross multiply
    33,203,137.20x = 49,804,705.80 × 20,382,068.40
  4. Step 4: Simplify right side
    33,203,137.20x = 1,015,122,920,257,476.62
  5. Step 5: Solve for x
    x = 1,015,122,920,257,476.62/33,203,137.20
  6. Step 6: Final answer
    x = 30,573,102.60

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1.5x scale

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.