Home / 6,728,663.88-9,285,437.65-3,827,992.92

Finding the Fourth Proportional to 6,728,663.88, 9,285,437.65 and 3,827,992.92

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Solution

The fourth proportional to 6,728,663.88, 9,285,437.65 and 3,827,992.92 is: 5,282,562.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,663.88 : 9,285,437.65 = 3,827,992.92 : x
  2. Step 2: Convert to fraction form
    6,728,663.88/9,285,437.65 = 3,827,992.92/x
  3. Step 3: Cross multiply
    6,728,663.88x = 9,285,437.65 × 3,827,992.92
  4. Step 4: Simplify right side
    6,728,663.88x = 35,544,589,583,301.44
  5. Step 5: Solve for x
    x = 35,544,589,583,301.44/6,728,663.88
  6. Step 6: Final answer
    x = 5,282,562.81

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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.