Home / 6,853,212.80-10,279,819.20-2,061,641.60

Finding the Fourth Proportional to 6,853,212.80, 10,279,819.20 and 2,061,641.60

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Solution

The fourth proportional to 6,853,212.80, 10,279,819.20 and 2,061,641.60 is: 3,092,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853,212.80 : 10,279,819.20 = 2,061,641.60 : x
  2. Step 2: Convert to fraction form
    6,853,212.80/10,279,819.20 = 2,061,641.60/x
  3. Step 3: Cross multiply
    6,853,212.80x = 10,279,819.20 × 2,061,641.60
  4. Step 4: Simplify right side
    6,853,212.80x = 21,193,302,903,198.72
  5. Step 5: Solve for x
    x = 21,193,302,903,198.72/6,853,212.80
  6. Step 6: Final answer
    x = 3,092,462.40

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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.