Home / 6,300,385.60-8,690,908.80-3,976,452.22

Finding the Fourth Proportional to 6,300,385.60, 8,690,908.80 and 3,976,452.22

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Solution

The fourth proportional to 6,300,385.60, 8,690,908.80 and 3,976,452.22 is: 5,485,217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300,385.60 : 8,690,908.80 = 3,976,452.22 : x
  2. Step 2: Convert to fraction form
    6,300,385.60/8,690,908.80 = 3,976,452.22/x
  3. Step 3: Cross multiply
    6,300,385.60x = 8,690,908.80 × 3,976,452.22
  4. Step 4: Simplify right side
    6,300,385.60x = 34,558,983,591,577.54
  5. Step 5: Solve for x
    x = 34,558,983,591,577.54/6,300,385.60
  6. Step 6: Final answer
    x = 5,485,217.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.