Home / 15,400,257.72-21,252,097.58-8,524,591.80

Finding the Fourth Proportional to 15,400,257.72, 21,252,097.58 and 8,524,591.80

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Solution

The fourth proportional to 15,400,257.72, 21,252,097.58 and 8,524,591.80 is: 11,763,793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,257.72 : 21,252,097.58 = 8,524,591.80 : x
  2. Step 2: Convert to fraction form
    15,400,257.72/21,252,097.58 = 8,524,591.80/x
  3. Step 3: Cross multiply
    15,400,257.72x = 21,252,097.58 × 8,524,591.80
  4. Step 4: Simplify right side
    15,400,257.72x = 181,165,456,763,267.84
  5. Step 5: Solve for x
    x = 181,165,456,763,267.84/15,400,257.72
  6. Step 6: Final answer
    x = 11,763,793.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.