Home / 14,420,227.94-19,899,912.96-7,893,861.78

Finding the Fourth Proportional to 14,420,227.94, 19,899,912.96 and 7,893,861.78

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Solution

The fourth proportional to 14,420,227.94, 19,899,912.96 and 7,893,861.78 is: 10,893,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,227.94 : 19,899,912.96 = 7,893,861.78 : x
  2. Step 2: Convert to fraction form
    14,420,227.94/19,899,912.96 = 7,893,861.78/x
  3. Step 3: Cross multiply
    14,420,227.94x = 19,899,912.96 × 7,893,861.78
  4. Step 4: Simplify right side
    14,420,227.94x = 157,087,162,340,270.69
  5. Step 5: Solve for x
    x = 157,087,162,340,270.69/14,420,227.94
  6. Step 6: Final answer
    x = 10,893,528.39

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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.