Home / 28,026,040.33-42,057,823.92-11,631,338.43

Finding the Fourth Proportional to 28,026,040.33, 42,057,823.92 and 11,631,338.43

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Solution

The fourth proportional to 28,026,040.33, 42,057,823.92 and 11,631,338.43 is: 17,454,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026,040.33 : 42,057,823.92 = 11,631,338.43 : x
  2. Step 2: Convert to fraction form
    28,026,040.33/42,057,823.92 = 11,631,338.43/x
  3. Step 3: Cross multiply
    28,026,040.33x = 42,057,823.92 × 11,631,338.43
  4. Step 4: Simplify right side
    28,026,040.33x = 489,188,783,642,869.25
  5. Step 5: Solve for x
    x = 489,188,783,642,869.25/28,026,040.33
  6. Step 6: Final answer
    x = 17,454,794.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.