Home / 8,111,940.72-11,197,296-5,016,833.52

Finding the Fourth Proportional to 8,111,940.72, 11,197,296 and 5,016,833.52

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Solution

The fourth proportional to 8,111,940.72, 11,197,296 and 5,016,833.52 is: 6,924,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,940.72 : 11,197,296 = 5,016,833.52 : x
  2. Step 2: Convert to fraction form
    8,111,940.72/11,197,296 = 5,016,833.52/x
  3. Step 3: Cross multiply
    8,111,940.72x = 11,197,296 × 5,016,833.52
  4. Step 4: Simplify right side
    8,111,940.72x = 56,174,969,906,161.91
  5. Step 5: Solve for x
    x = 56,174,969,906,161.91/8,111,940.72
  6. Step 6: Final answer
    x = 6,924,972.93

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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.