Home / 33,213,739.60-49,820,609.40-20,392,670.80

Finding the Fourth Proportional to 33,213,739.60, 49,820,609.40 and 20,392,670.80

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Solution

The fourth proportional to 33,213,739.60, 49,820,609.40 and 20,392,670.80 is: 30,589,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,213,739.60 : 49,820,609.40 = 20,392,670.80 : x
  2. Step 2: Convert to fraction form
    33,213,739.60/49,820,609.40 = 20,392,670.80/x
  3. Step 3: Cross multiply
    33,213,739.60x = 49,820,609.40 × 20,392,670.80
  4. Step 4: Simplify right side
    33,213,739.60x = 1,015,975,286,549,585.50
  5. Step 5: Solve for x
    x = 1,015,975,286,549,585.50/33,213,739.60
  6. Step 6: Final answer
    x = 30,589,006.20

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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.