Home / 21,572,961.66-29,770,653.33-11,783,405.75

Finding the Fourth Proportional to 21,572,961.66, 29,770,653.33 and 11,783,405.75

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Solution

The fourth proportional to 21,572,961.66, 29,770,653.33 and 11,783,405.75 is: 16,261,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,572,961.66 : 29,770,653.33 = 11,783,405.75 : x
  2. Step 2: Convert to fraction form
    21,572,961.66/29,770,653.33 = 11,783,405.75/x
  3. Step 3: Cross multiply
    21,572,961.66x = 29,770,653.33 × 11,783,405.75
  4. Step 4: Simplify right side
    21,572,961.66x = 350,799,687,481,125.31
  5. Step 5: Solve for x
    x = 350,799,687,481,125.31/21,572,961.66
  6. Step 6: Final answer
    x = 16,261,081.49

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