Home / 7,181,531.72-9,898,936.52-4,857,576.71

Finding the Fourth Proportional to 7,181,531.72, 9,898,936.52 and 4,857,576.71

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Solution

The fourth proportional to 7,181,531.72, 9,898,936.52 and 4,857,576.71 is: 6,695,625.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,531.72 : 9,898,936.52 = 4,857,576.71 : x
  2. Step 2: Convert to fraction form
    7,181,531.72/9,898,936.52 = 4,857,576.71/x
  3. Step 3: Cross multiply
    7,181,531.72x = 9,898,936.52 × 4,857,576.71
  4. Step 4: Simplify right side
    7,181,531.72x = 48,084,843,469,032.57
  5. Step 5: Solve for x
    x = 48,084,843,469,032.57/7,181,531.72
  6. Step 6: Final answer
    x = 6,695,625.02

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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.