Home / 8,543,575.07-11,788,865.29-5,188,995.73

Finding the Fourth Proportional to 8,543,575.07, 11,788,865.29 and 5,188,995.73

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Solution

The fourth proportional to 8,543,575.07, 11,788,865.29 and 5,188,995.73 is: 7,160,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,575.07 : 11,788,865.29 = 5,188,995.73 : x
  2. Step 2: Convert to fraction form
    8,543,575.07/11,788,865.29 = 5,188,995.73/x
  3. Step 3: Cross multiply
    8,543,575.07x = 11,788,865.29 × 5,188,995.73
  4. Step 4: Simplify right side
    8,543,575.07x = 61,172,371,651,355.21
  5. Step 5: Solve for x
    x = 61,172,371,651,355.21/8,543,575.07
  6. Step 6: Final answer
    x = 7,160,043.79

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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.