Home / 10,953,759.60-15,131,650.08-9,972,059.04

Finding the Fourth Proportional to 10,953,759.60, 15,131,650.08 and 9,972,059.04

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Solution

The fourth proportional to 10,953,759.60, 15,131,650.08 and 9,972,059.04 is: 13,775,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953,759.60 : 15,131,650.08 = 9,972,059.04 : x
  2. Step 2: Convert to fraction form
    10,953,759.60/15,131,650.08 = 9,972,059.04/x
  3. Step 3: Cross multiply
    10,953,759.60x = 15,131,650.08 × 9,972,059.04
  4. Step 4: Simplify right side
    10,953,759.60x = 150,893,707,970,380.72
  5. Step 5: Solve for x
    x = 150,893,707,970,380.72/10,953,759.60
  6. Step 6: Final answer
    x = 13,775,517.58

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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.