Home / 11,732,583.31-16,190,999.85-6,505,959.69

Finding the Fourth Proportional to 11,732,583.31, 16,190,999.85 and 6,505,959.69

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Solution

The fourth proportional to 11,732,583.31, 16,190,999.85 and 6,505,959.69 is: 8,978,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732,583.31 : 16,190,999.85 = 6,505,959.69 : x
  2. Step 2: Convert to fraction form
    11,732,583.31/16,190,999.85 = 6,505,959.69/x
  3. Step 3: Cross multiply
    11,732,583.31x = 16,190,999.85 × 6,505,959.69
  4. Step 4: Simplify right side
    11,732,583.31x = 105,337,992,251,411.25
  5. Step 5: Solve for x
    x = 105,337,992,251,411.25/11,732,583.31
  6. Step 6: Final answer
    x = 8,978,243.71

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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.