Home / 7,241,344.30-10,862,016.45-2,192,905.90

Finding the Fourth Proportional to 7,241,344.30, 10,862,016.45 and 2,192,905.90

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Solution

The fourth proportional to 7,241,344.30, 10,862,016.45 and 2,192,905.90 is: 3,289,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,344.30 : 10,862,016.45 = 2,192,905.90 : x
  2. Step 2: Convert to fraction form
    7,241,344.30/10,862,016.45 = 2,192,905.90/x
  3. Step 3: Cross multiply
    7,241,344.30x = 10,862,016.45 × 2,192,905.90
  4. Step 4: Simplify right side
    7,241,344.30x = 23,819,379,959,102.05
  5. Step 5: Solve for x
    x = 23,819,379,959,102.05/7,241,344.30
  6. Step 6: Final answer
    x = 3,289,358.85

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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.