Home / 9,783,238.20-14,608,979.34-7,989,682.20

Finding the Fourth Proportional to 9,783,238.20, 14,608,979.34 and 7,989,682.20

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Solution

The fourth proportional to 9,783,238.20, 14,608,979.34 and 7,989,682.20 is: 11,930,722.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783,238.20 : 14,608,979.34 = 7,989,682.20 : x
  2. Step 2: Convert to fraction form
    9,783,238.20/14,608,979.34 = 7,989,682.20/x
  3. Step 3: Cross multiply
    9,783,238.20x = 14,608,979.34 × 7,989,682.20
  4. Step 4: Simplify right side
    9,783,238.20x = 116,721,102,192,965.75
  5. Step 5: Solve for x
    x = 116,721,102,192,965.75/9,783,238.20
  6. Step 6: Final answer
    x = 11,930,722.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.