Home / 11,478,137.57-17,211,227.53-4,283,755.03

Finding the Fourth Proportional to 11,478,137.57, 17,211,227.53 and 4,283,755.03

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Solution

The fourth proportional to 11,478,137.57, 17,211,227.53 and 4,283,755.03 is: 6,423,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,478,137.57 : 17,211,227.53 = 4,283,755.03 : x
  2. Step 2: Convert to fraction form
    11,478,137.57/17,211,227.53 = 4,283,755.03/x
  3. Step 3: Cross multiply
    11,478,137.57x = 17,211,227.53 × 4,283,755.03
  4. Step 4: Simplify right side
    11,478,137.57x = 73,728,682,504,111.98
  5. Step 5: Solve for x
    x = 73,728,682,504,111.98/11,478,137.57
  6. Step 6: Final answer
    x = 6,423,401.19

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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.