Home / 36,199,244.80-54,298,867.20-19,193,132.80

Finding the Fourth Proportional to 36,199,244.80, 54,298,867.20 and 19,193,132.80

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Solution

The fourth proportional to 36,199,244.80, 54,298,867.20 and 19,193,132.80 is: 28,789,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199,244.80 : 54,298,867.20 = 19,193,132.80 : x
  2. Step 2: Convert to fraction form
    36,199,244.80/54,298,867.20 = 19,193,132.80/x
  3. Step 3: Cross multiply
    36,199,244.80x = 54,298,867.20 × 19,193,132.80
  4. Step 4: Simplify right side
    36,199,244.80x = 1,042,165,369,059,164.25
  5. Step 5: Solve for x
    x = 1,042,165,369,059,164.25/36,199,244.80
  6. Step 6: Final answer
    x = 28,789,699.20

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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.