Home / 37,905,928.56-52,310,190.96-21,389,553.36

Finding the Fourth Proportional to 37,905,928.56, 52,310,190.96 and 21,389,553.36

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Solution

The fourth proportional to 37,905,928.56, 52,310,190.96 and 21,389,553.36 is: 29,517,589.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,905,928.56 : 52,310,190.96 = 21,389,553.36 : x
  2. Step 2: Convert to fraction form
    37,905,928.56/52,310,190.96 = 21,389,553.36/x
  3. Step 3: Cross multiply
    37,905,928.56x = 52,310,190.96 × 21,389,553.36
  4. Step 4: Simplify right side
    37,905,928.56x = 1,118,891,620,810,709.62
  5. Step 5: Solve for x
    x = 1,118,891,620,810,709.62/37,905,928.56
  6. Step 6: Final answer
    x = 29,517,589.02

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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.