Home / 10,951,673.96-15,117,963.76-6,823,744.61

Finding the Fourth Proportional to 10,951,673.96, 15,117,963.76 and 6,823,744.61

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Solution

The fourth proportional to 10,951,673.96, 15,117,963.76 and 6,823,744.61 is: 9,419,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,673.96 : 15,117,963.76 = 6,823,744.61 : x
  2. Step 2: Convert to fraction form
    10,951,673.96/15,117,963.76 = 6,823,744.61/x
  3. Step 3: Cross multiply
    10,951,673.96x = 15,117,963.76 × 6,823,744.61
  4. Step 4: Simplify right side
    10,951,673.96x = 103,161,123,628,826.16
  5. Step 5: Solve for x
    x = 103,161,123,628,826.16/10,951,673.96
  6. Step 6: Final answer
    x = 9,419,667.17

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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.