Home / 10,953,759.85-15,131,650.43-9,972,059.29

Finding the Fourth Proportional to 10,953,759.85, 15,131,650.43 and 9,972,059.29

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Solution

The fourth proportional to 10,953,759.85, 15,131,650.43 and 9,972,059.29 is: 13,775,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953,759.85 : 15,131,650.43 = 9,972,059.29 : x
  2. Step 2: Convert to fraction form
    10,953,759.85/15,131,650.43 = 9,972,059.29/x
  3. Step 3: Cross multiply
    10,953,759.85x = 15,131,650.43 × 9,972,059.29
  4. Step 4: Simplify right side
    10,953,759.85x = 150,893,715,193,653.69
  5. Step 5: Solve for x
    x = 150,893,715,193,653.69/10,953,759.85
  6. Step 6: Final answer
    x = 13,775,517.93

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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.