Home / 19,639,997.17-27,103,204.38-11,384,847.79

Finding the Fourth Proportional to 19,639,997.17, 27,103,204.38 and 11,384,847.79

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Solution

The fourth proportional to 19,639,997.17, 27,103,204.38 and 11,384,847.79 is: 15,711,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,997.17 : 27,103,204.38 = 11,384,847.79 : x
  2. Step 2: Convert to fraction form
    19,639,997.17/27,103,204.38 = 11,384,847.79/x
  3. Step 3: Cross multiply
    19,639,997.17x = 27,103,204.38 × 11,384,847.79
  4. Step 4: Simplify right side
    19,639,997.17x = 308,565,856,550,912.25
  5. Step 5: Solve for x
    x = 308,565,856,550,912.25/19,639,997.17
  6. Step 6: Final answer
    x = 15,711,094.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.