Home / 9,979,049.67-14,970,192.21-3,910,491

Finding the Fourth Proportional to 9,979,049.67, 14,970,192.21 and 3,910,491

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Solution

The fourth proportional to 9,979,049.67, 14,970,192.21 and 3,910,491 is: 5,866,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,049.67 : 14,970,192.21 = 3,910,491 : x
  2. Step 2: Convert to fraction form
    9,979,049.67/14,970,192.21 = 3,910,491/x
  3. Step 3: Cross multiply
    9,979,049.67x = 14,970,192.21 × 3,910,491
  4. Step 4: Simplify right side
    9,979,049.67x = 58,540,801,905,475.12
  5. Step 5: Solve for x
    x = 58,540,801,905,475.12/9,979,049.67
  6. Step 6: Final answer
    x = 5,866,370.43

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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.