Home / 13,889,402.38-19,163,912.61-8,010,834.56

Finding the Fourth Proportional to 13,889,402.38, 19,163,912.61 and 8,010,834.56

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Solution

The fourth proportional to 13,889,402.38, 19,163,912.61 and 8,010,834.56 is: 11,052,954.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889,402.38 : 19,163,912.61 = 8,010,834.56 : x
  2. Step 2: Convert to fraction form
    13,889,402.38/19,163,912.61 = 8,010,834.56/x
  3. Step 3: Cross multiply
    13,889,402.38x = 19,163,912.61 × 8,010,834.56
  4. Step 4: Simplify right side
    13,889,402.38x = 153,518,933,365,215.31
  5. Step 5: Solve for x
    x = 153,518,933,365,215.31/13,889,402.38
  6. Step 6: Final answer
    x = 11,052,954.56

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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.