Home / 7,858,035.92-11,787,057.15-3,535,036.72

Finding the Fourth Proportional to 7,858,035.92, 11,787,057.15 and 3,535,036.72

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Solution

The fourth proportional to 7,858,035.92, 11,787,057.15 and 3,535,036.72 is: 5,302,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,035.92 : 11,787,057.15 = 3,535,036.72 : x
  2. Step 2: Convert to fraction form
    7,858,035.92/11,787,057.15 = 3,535,036.72/x
  3. Step 3: Cross multiply
    7,858,035.92x = 11,787,057.15 × 3,535,036.72
  4. Step 4: Simplify right side
    7,858,035.92x = 41,667,679,807,683.31
  5. Step 5: Solve for x
    x = 41,667,679,807,683.31/7,858,035.92
  6. Step 6: Final answer
    x = 5,302,556.55

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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.