Home / 36,220,172.60-54,332,883.30-21,812,216.60

Finding the Fourth Proportional to 36,220,172.60, 54,332,883.30 and 21,812,216.60

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Solution

The fourth proportional to 36,220,172.60, 54,332,883.30 and 21,812,216.60 is: 32,719,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220,172.60 : 54,332,883.30 = 21,812,216.60 : x
  2. Step 2: Convert to fraction form
    36,220,172.60/54,332,883.30 = 21,812,216.60/x
  3. Step 3: Cross multiply
    36,220,172.60x = 54,332,883.30 × 21,812,216.60
  4. Step 4: Simplify right side
    36,220,172.60x = 1,185,120,619,042,122.75
  5. Step 5: Solve for x
    x = 1,185,120,619,042,122.75/36,220,172.60
  6. Step 6: Final answer
    x = 32,719,905.34

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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.