Home / 6,728,664.74-9,285,438.87-3,827,993.79

Finding the Fourth Proportional to 6,728,664.74, 9,285,438.87 and 3,827,993.79

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Solution

The fourth proportional to 6,728,664.74, 9,285,438.87 and 3,827,993.79 is: 5,282,564.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,664.74 : 9,285,438.87 = 3,827,993.79 : x
  2. Step 2: Convert to fraction form
    6,728,664.74/9,285,438.87 = 3,827,993.79/x
  3. Step 3: Cross multiply
    6,728,664.74x = 9,285,438.87 × 3,827,993.79
  4. Step 4: Simplify right side
    6,728,664.74x = 35,544,602,331,784.62
  5. Step 5: Solve for x
    x = 35,544,602,331,784.62/6,728,664.74
  6. Step 6: Final answer
    x = 5,282,564.03

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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.