Home / 7,005,722.86-9,667,893.18-3,786,458.86

Finding the Fourth Proportional to 7,005,722.86, 9,667,893.18 and 3,786,458.86

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Solution

The fourth proportional to 7,005,722.86, 9,667,893.18 and 3,786,458.86 is: 5,225,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,722.86 : 9,667,893.18 = 3,786,458.86 : x
  2. Step 2: Convert to fraction form
    7,005,722.86/9,667,893.18 = 3,786,458.86/x
  3. Step 3: Cross multiply
    7,005,722.86x = 9,667,893.18 × 3,786,458.86
  4. Step 4: Simplify right side
    7,005,722.86x = 36,607,079,788,944.57
  5. Step 5: Solve for x
    x = 36,607,079,788,944.57/7,005,722.86
  6. Step 6: Final answer
    x = 5,225,310.87

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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.