Home / 38,526,930.87-57,784,557.21-10,485,577.82

Finding the Fourth Proportional to 38,526,930.87, 57,784,557.21 and 10,485,577.82

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Solution

The fourth proportional to 38,526,930.87, 57,784,557.21 and 10,485,577.82 is: 15,726,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,526,930.87 : 57,784,557.21 = 10,485,577.82 : x
  2. Step 2: Convert to fraction form
    38,526,930.87/57,784,557.21 = 10,485,577.82/x
  3. Step 3: Cross multiply
    38,526,930.87x = 57,784,557.21 × 10,485,577.82
  4. Step 4: Simplify right side
    38,526,930.87x = 605,904,471,399,214.62
  5. Step 5: Solve for x
    x = 605,904,471,399,214.62/38,526,930.87
  6. Step 6: Final answer
    x = 15,726,777.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.