Home / 7,934,969.23-11,902,103.92-2,543,890.30

Finding the Fourth Proportional to 7,934,969.23, 11,902,103.92 and 2,543,890.30

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Solution

The fourth proportional to 7,934,969.23, 11,902,103.92 and 2,543,890.30 is: 3,815,723.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934,969.23 : 11,902,103.92 = 2,543,890.30 : x
  2. Step 2: Convert to fraction form
    7,934,969.23/11,902,103.92 = 2,543,890.30/x
  3. Step 3: Cross multiply
    7,934,969.23x = 11,902,103.92 × 2,543,890.30
  4. Step 4: Simplify right side
    7,934,969.23x = 30,277,646,711,679.97
  5. Step 5: Solve for x
    x = 30,277,646,711,679.97/7,934,969.23
  6. Step 6: Final answer
    x = 3,815,723.27

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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.