Home / 13,560,408.33-18,702,535.74-8,918,958.27

Finding the Fourth Proportional to 13,560,408.33, 18,702,535.74 and 8,918,958.27

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Solution

The fourth proportional to 13,560,408.33, 18,702,535.74 and 8,918,958.27 is: 12,301,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560,408.33 : 18,702,535.74 = 8,918,958.27 : x
  2. Step 2: Convert to fraction form
    13,560,408.33/18,702,535.74 = 8,918,958.27/x
  3. Step 3: Cross multiply
    13,560,408.33x = 18,702,535.74 × 8,918,958.27
  4. Step 4: Simplify right side
    13,560,408.33x = 166,807,135,808,243.53
  5. Step 5: Solve for x
    x = 166,807,135,808,243.53/13,560,408.33
  6. Step 6: Final answer
    x = 12,301,040.78

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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.