Home / 12,848,708.54-19,247,366.46-7,728,311

Finding the Fourth Proportional to 12,848,708.54, 19,247,366.46 and 7,728,311

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Solution

The fourth proportional to 12,848,708.54, 19,247,366.46 and 7,728,311 is: 11,577,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848,708.54 : 19,247,366.46 = 7,728,311 : x
  2. Step 2: Convert to fraction form
    12,848,708.54/19,247,366.46 = 7,728,311/x
  3. Step 3: Cross multiply
    12,848,708.54x = 19,247,366.46 × 7,728,311
  4. Step 4: Simplify right side
    12,848,708.54x = 148,749,633,933,849.06
  5. Step 5: Solve for x
    x = 148,749,633,933,849.06/12,848,708.54
  6. Step 6: Final answer
    x = 11,577,010.52

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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.