Home / 14,491,690.20-21,740,159.70-7,285,087.80

Finding the Fourth Proportional to 14,491,690.20, 21,740,159.70 and 7,285,087.80

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Solution

The fourth proportional to 14,491,690.20, 21,740,159.70 and 7,285,087.80 is: 10,928,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,491,690.20 : 21,740,159.70 = 7,285,087.80 : x
  2. Step 2: Convert to fraction form
    14,491,690.20/21,740,159.70 = 7,285,087.80/x
  3. Step 3: Cross multiply
    14,491,690.20x = 21,740,159.70 × 7,285,087.80
  4. Step 4: Simplify right side
    14,491,690.20x = 158,378,972,200,521.66
  5. Step 5: Solve for x
    x = 158,378,972,200,521.66/14,491,690.20
  6. Step 6: Final answer
    x = 10,928,951.01

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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.