Home / 18,377,964.20-27,566,946.30-7,591,680.20

Finding the Fourth Proportional to 18,377,964.20, 27,566,946.30 and 7,591,680.20

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Solution

The fourth proportional to 18,377,964.20, 27,566,946.30 and 7,591,680.20 is: 11,387,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,964.20 : 27,566,946.30 = 7,591,680.20 : x
  2. Step 2: Convert to fraction form
    18,377,964.20/27,566,946.30 = 7,591,680.20/x
  3. Step 3: Cross multiply
    18,377,964.20x = 27,566,946.30 × 7,591,680.20
  4. Step 4: Simplify right side
    18,377,964.20x = 209,279,440,400,173.28
  5. Step 5: Solve for x
    x = 209,279,440,400,173.28/18,377,964.20
  6. Step 6: Final answer
    x = 11,387,520.30

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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.