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Finding the Fourth Proportional to 6,573,963.20, 9,856,279.20 and 2,981,451.20

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Solution

The fourth proportional to 6,573,963.20, 9,856,279.20 and 2,981,451.20 is: 4,470,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573,963.20 : 9,856,279.20 = 2,981,451.20 : x
  2. Step 2: Convert to fraction form
    6,573,963.20/9,856,279.20 = 2,981,451.20/x
  3. Step 3: Cross multiply
    6,573,963.20x = 9,856,279.20 × 2,981,451.20
  4. Step 4: Simplify right side
    6,573,963.20x = 29,386,015,448,375.04
  5. Step 5: Solve for x
    x = 29,386,015,448,375.04/6,573,963.20
  6. Step 6: Final answer
    x = 4,470,060.84

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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.