Home / 7,211,182.11-9,951,983.99-4,113,773.65

Finding the Fourth Proportional to 7,211,182.11, 9,951,983.99 and 4,113,773.65

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Solution

The fourth proportional to 7,211,182.11, 9,951,983.99 and 4,113,773.65 is: 5,677,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,182.11 : 9,951,983.99 = 4,113,773.65 : x
  2. Step 2: Convert to fraction form
    7,211,182.11/9,951,983.99 = 4,113,773.65/x
  3. Step 3: Cross multiply
    7,211,182.11x = 9,951,983.99 × 4,113,773.65
  4. Step 4: Simplify right side
    7,211,182.11x = 40,940,209,503,283.87
  5. Step 5: Solve for x
    x = 40,940,209,503,283.87/7,211,182.11
  6. Step 6: Final answer
    x = 5,677,322.92

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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.