Home / 8,440,278.72-11,647,591.20-4,954,935.36

Finding the Fourth Proportional to 8,440,278.72, 11,647,591.20 and 4,954,935.36

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Solution

The fourth proportional to 8,440,278.72, 11,647,591.20 and 4,954,935.36 is: 6,837,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,278.72 : 11,647,591.20 = 4,954,935.36 : x
  2. Step 2: Convert to fraction form
    8,440,278.72/11,647,591.20 = 4,954,935.36/x
  3. Step 3: Cross multiply
    8,440,278.72x = 11,647,591.20 × 4,954,935.36
  4. Step 4: Simplify right side
    8,440,278.72x = 57,713,061,495,704.84
  5. Step 5: Solve for x
    x = 57,713,061,495,704.84/8,440,278.72
  6. Step 6: Final answer
    x = 6,837,814.65

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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.