Home / 7,921,471.38-11,882,834.91-2,241,731.22

Finding the Fourth Proportional to 7,921,471.38, 11,882,834.91 and 2,241,731.22

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Solution

The fourth proportional to 7,921,471.38, 11,882,834.91 and 2,241,731.22 is: 3,362,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921,471.38 : 11,882,834.91 = 2,241,731.22 : x
  2. Step 2: Convert to fraction form
    7,921,471.38/11,882,834.91 = 2,241,731.22/x
  3. Step 3: Cross multiply
    7,921,471.38x = 11,882,834.91 × 2,241,731.22
  4. Step 4: Simplify right side
    7,921,471.38x = 26,638,121,999,852.89
  5. Step 5: Solve for x
    x = 26,638,121,999,852.89/7,921,471.38
  6. Step 6: Final answer
    x = 3,362,774.51

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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.