Home / 20,177,462.72-27,845,571-11,010,608.48

Finding the Fourth Proportional to 20,177,462.72, 27,845,571 and 11,010,608.48

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Solution

The fourth proportional to 20,177,462.72, 27,845,571 and 11,010,608.48 is: 15,195,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,462.72 : 27,845,571 = 11,010,608.48 : x
  2. Step 2: Convert to fraction form
    20,177,462.72/27,845,571 = 11,010,608.48/x
  3. Step 3: Cross multiply
    20,177,462.72x = 27,845,571 × 11,010,608.48
  4. Step 4: Simplify right side
    20,177,462.72x = 306,596,680,183,042.06
  5. Step 5: Solve for x
    x = 306,596,680,183,042.06/20,177,462.72
  6. Step 6: Final answer
    x = 15,195,006.65

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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.