Home / 5,140,316.78-7,093,678.83-2,848,515.74

Finding the Fourth Proportional to 5,140,316.78, 7,093,678.83 and 2,848,515.74

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Solution

The fourth proportional to 5,140,316.78, 7,093,678.83 and 2,848,515.74 is: 3,930,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,316.78 : 7,093,678.83 = 2,848,515.74 : x
  2. Step 2: Convert to fraction form
    5,140,316.78/7,093,678.83 = 2,848,515.74/x
  3. Step 3: Cross multiply
    5,140,316.78x = 7,093,678.83 × 2,848,515.74
  4. Step 4: Simplify right side
    5,140,316.78x = 20,206,455,801,759.79
  5. Step 5: Solve for x
    x = 20,206,455,801,759.79/5,140,316.78
  6. Step 6: Final answer
    x = 3,930,974.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.