Home / 12,234,380.65-16,883,879.52-6,728,174.14

Finding the Fourth Proportional to 12,234,380.65, 16,883,879.52 and 6,728,174.14

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Solution

The fourth proportional to 12,234,380.65, 16,883,879.52 and 6,728,174.14 is: 9,285,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,380.65 : 16,883,879.52 = 6,728,174.14 : x
  2. Step 2: Convert to fraction form
    12,234,380.65/16,883,879.52 = 6,728,174.14/x
  3. Step 3: Cross multiply
    12,234,380.65x = 16,883,879.52 × 6,728,174.14
  4. Step 4: Simplify right side
    12,234,380.65x = 113,597,681,569,339.61
  5. Step 5: Solve for x
    x = 113,597,681,569,339.61/12,234,380.65
  6. Step 6: Final answer
    x = 9,285,119.11

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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.