Home / 22,145,321.20-33,214,871.40-7,000,783.60

Finding the Fourth Proportional to 22,145,321.20, 33,214,871.40 and 7,000,783.60

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Solution

The fourth proportional to 22,145,321.20, 33,214,871.40 and 7,000,783.60 is: 10,500,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,321.20 : 33,214,871.40 = 7,000,783.60 : x
  2. Step 2: Convert to fraction form
    22,145,321.20/33,214,871.40 = 7,000,783.60/x
  3. Step 3: Cross multiply
    22,145,321.20x = 33,214,871.40 × 7,000,783.60
  4. Step 4: Simplify right side
    22,145,321.20x = 232,530,126,973,229.03
  5. Step 5: Solve for x
    x = 232,530,126,973,229.03/22,145,321.20
  6. Step 6: Final answer
    x = 10,500,192.11

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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.