Home / 22,017,086.20-33,025,629.30-7,638,654.70

Finding the Fourth Proportional to 22,017,086.20, 33,025,629.30 and 7,638,654.70

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Solution

The fourth proportional to 22,017,086.20, 33,025,629.30 and 7,638,654.70 is: 11,457,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017,086.20 : 33,025,629.30 = 7,638,654.70 : x
  2. Step 2: Convert to fraction form
    22,017,086.20/33,025,629.30 = 7,638,654.70/x
  3. Step 3: Cross multiply
    22,017,086.20x = 33,025,629.30 × 7,638,654.70
  4. Step 4: Simplify right side
    22,017,086.20x = 252,271,378,472,902.72
  5. Step 5: Solve for x
    x = 252,271,378,472,902.72/22,017,086.20
  6. Step 6: Final answer
    x = 11,457,982.05

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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.