Home / 33,215,079.60-49,822,619.40-30,185,865.90

Finding the Fourth Proportional to 33,215,079.60, 49,822,619.40 and 30,185,865.90

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Solution

The fourth proportional to 33,215,079.60, 49,822,619.40 and 30,185,865.90 is: 45,278,798.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,079.60 : 49,822,619.40 = 30,185,865.90 : x
  2. Step 2: Convert to fraction form
    33,215,079.60/49,822,619.40 = 30,185,865.90/x
  3. Step 3: Cross multiply
    33,215,079.60x = 49,822,619.40 × 30,185,865.90
  4. Step 4: Simplify right side
    33,215,079.60x = 1,503,938,907,995,138.25
  5. Step 5: Solve for x
    x = 1,503,938,907,995,138.25/33,215,079.60
  6. Step 6: Final answer
    x = 45,278,798.85

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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.