Home / 8,946,642.60-13,419,963.90-2,215,056.60

Finding the Fourth Proportional to 8,946,642.60, 13,419,963.90 and 2,215,056.60

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Solution

The fourth proportional to 8,946,642.60, 13,419,963.90 and 2,215,056.60 is: 3,322,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946,642.60 : 13,419,963.90 = 2,215,056.60 : x
  2. Step 2: Convert to fraction form
    8,946,642.60/13,419,963.90 = 2,215,056.60/x
  3. Step 3: Cross multiply
    8,946,642.60x = 13,419,963.90 × 2,215,056.60
  4. Step 4: Simplify right side
    8,946,642.60x = 29,725,979,608,456.74
  5. Step 5: Solve for x
    x = 29,725,979,608,456.74/8,946,642.60
  6. Step 6: Final answer
    x = 3,322,584.90

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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.