Home / 6,928,999.20-10,393,498.80-2,136,261.60

Finding the Fourth Proportional to 6,928,999.20, 10,393,498.80 and 2,136,261.60

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Solution

The fourth proportional to 6,928,999.20, 10,393,498.80 and 2,136,261.60 is: 3,204,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,999.20 : 10,393,498.80 = 2,136,261.60 : x
  2. Step 2: Convert to fraction form
    6,928,999.20/10,393,498.80 = 2,136,261.60/x
  3. Step 3: Cross multiply
    6,928,999.20x = 10,393,498.80 × 2,136,261.60
  4. Step 4: Simplify right side
    6,928,999.20x = 22,203,232,376,086.08
  5. Step 5: Solve for x
    x = 22,203,232,376,086.08/6,928,999.20
  6. Step 6: Final answer
    x = 3,204,392.40

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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.