Home / 36,199,231.80-54,298,847.70-19,193,119.80

Finding the Fourth Proportional to 36,199,231.80, 54,298,847.70 and 19,193,119.80

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Solution

The fourth proportional to 36,199,231.80, 54,298,847.70 and 19,193,119.80 is: 28,789,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199,231.80 : 54,298,847.70 = 19,193,119.80 : x
  2. Step 2: Convert to fraction form
    36,199,231.80/54,298,847.70 = 19,193,119.80/x
  3. Step 3: Cross multiply
    36,199,231.80x = 54,298,847.70 × 19,193,119.80
  4. Step 4: Simplify right side
    36,199,231.80x = 1,042,164,288,908,054.50
  5. Step 5: Solve for x
    x = 1,042,164,288,908,054.50/36,199,231.80
  6. Step 6: Final answer
    x = 28,789,679.70

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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.