Home / 9,515,741.73-13,131,371.55-5,164,734.75

Finding the Fourth Proportional to 9,515,741.73, 13,131,371.55 and 5,164,734.75

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Solution

The fourth proportional to 9,515,741.73, 13,131,371.55 and 5,164,734.75 is: 7,127,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,741.73 : 13,131,371.55 = 5,164,734.75 : x
  2. Step 2: Convert to fraction form
    9,515,741.73/13,131,371.55 = 5,164,734.75/x
  3. Step 3: Cross multiply
    9,515,741.73x = 13,131,371.55 × 5,164,734.75
  4. Step 4: Simplify right side
    9,515,741.73x = 67,820,050,959,446.37
  5. Step 5: Solve for x
    x = 67,820,050,959,446.37/9,515,741.73
  6. Step 6: Final answer
    x = 7,127,142.88

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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.