Home / 33,649,793.70-50,474,690.55-20,828,724.90

Finding the Fourth Proportional to 33,649,793.70, 50,474,690.55 and 20,828,724.90

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Solution

The fourth proportional to 33,649,793.70, 50,474,690.55 and 20,828,724.90 is: 31,243,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649,793.70 : 50,474,690.55 = 20,828,724.90 : x
  2. Step 2: Convert to fraction form
    33,649,793.70/50,474,690.55 = 20,828,724.90/x
  3. Step 3: Cross multiply
    33,649,793.70x = 50,474,690.55 × 20,828,724.90
  4. Step 4: Simplify right side
    33,649,793.70x = 1,051,323,443,878,579.50
  5. Step 5: Solve for x
    x = 1,051,323,443,878,579.50/33,649,793.70
  6. Step 6: Final answer
    x = 31,243,087.35

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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.