Home / 54,605,091.36-81,907,861.36-13,664,418.96

Finding the Fourth Proportional to 54,605,091.36, 81,907,861.36 and 13,664,418.96

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Solution

The fourth proportional to 54,605,091.36, 81,907,861.36 and 13,664,418.96 is: 20,496,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,605,091.36 : 81,907,861.36 = 13,664,418.96 : x
  2. Step 2: Convert to fraction form
    54,605,091.36/81,907,861.36 = 13,664,418.96/x
  3. Step 3: Cross multiply
    54,605,091.36x = 81,907,861.36 × 13,664,418.96
  4. Step 4: Simplify right side
    54,605,091.36x = 1,119,223,333,740,635.50
  5. Step 5: Solve for x
    x = 1,119,223,333,740,635.50/54,605,091.36
  6. Step 6: Final answer
    x = 20,496,684.57

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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.