Home / 8,428,617.78-11,631,492.52-4,561,138.94

Finding the Fourth Proportional to 8,428,617.78, 11,631,492.52 and 4,561,138.94

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Solution

The fourth proportional to 8,428,617.78, 11,631,492.52 and 4,561,138.94 is: 6,294,371.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,617.78 : 11,631,492.52 = 4,561,138.94 : x
  2. Step 2: Convert to fraction form
    8,428,617.78/11,631,492.52 = 4,561,138.94/x
  3. Step 3: Cross multiply
    8,428,617.78x = 11,631,492.52 × 4,561,138.94
  4. Step 4: Simplify right side
    8,428,617.78x = 53,052,853,463,290.73
  5. Step 5: Solve for x
    x = 53,052,853,463,290.73/8,428,617.78
  6. Step 6: Final answer
    x = 6,294,371.73

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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.