Home / 28,770,970.66-43,183,740.09-17,807,998.26

Finding the Fourth Proportional to 28,770,970.66, 43,183,740.09 and 17,807,998.26

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Solution

The fourth proportional to 28,770,970.66, 43,183,740.09 and 17,807,998.26 is: 26,728,885.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770,970.66 : 43,183,740.09 = 17,807,998.26 : x
  2. Step 2: Convert to fraction form
    28,770,970.66/43,183,740.09 = 17,807,998.26/x
  3. Step 3: Cross multiply
    28,770,970.66x = 43,183,740.09 × 17,807,998.26
  4. Step 4: Simplify right side
    28,770,970.66x = 769,015,968,383,012.38
  5. Step 5: Solve for x
    x = 769,015,968,383,012.38/28,770,970.66
  6. Step 6: Final answer
    x = 26,728,885.08

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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.