Home / 11,904,836.87-16,432,171.25-7,775,499.29

Finding the Fourth Proportional to 11,904,836.87, 16,432,171.25 and 7,775,499.29

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Solution

The fourth proportional to 11,904,836.87, 16,432,171.25 and 7,775,499.29 is: 10,732,472.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904,836.87 : 16,432,171.25 = 7,775,499.29 : x
  2. Step 2: Convert to fraction form
    11,904,836.87/16,432,171.25 = 7,775,499.29/x
  3. Step 3: Cross multiply
    11,904,836.87x = 16,432,171.25 × 7,775,499.29
  4. Step 4: Simplify right side
    11,904,836.87x = 127,768,335,848,655.91
  5. Step 5: Solve for x
    x = 127,768,335,848,655.91/11,904,836.87
  6. Step 6: Final answer
    x = 10,732,472.63

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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.