Home / 19,980,450.07-27,573,020.76-10,813,092.82

Finding the Fourth Proportional to 19,980,450.07, 27,573,020.76 and 10,813,092.82

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Solution

The fourth proportional to 19,980,450.07, 27,573,020.76 and 10,813,092.82 is: 14,922,067.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,450.07 : 27,573,020.76 = 10,813,092.82 : x
  2. Step 2: Convert to fraction form
    19,980,450.07/27,573,020.76 = 10,813,092.82/x
  3. Step 3: Cross multiply
    19,980,450.07x = 27,573,020.76 × 10,813,092.82
  4. Step 4: Simplify right side
    19,980,450.07x = 298,149,632,932,409.31
  5. Step 5: Solve for x
    x = 298,149,632,932,409.31/19,980,450.07
  6. Step 6: Final answer
    x = 14,922,067.91

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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.