Home / 7,963,452.54-11,945,221.47-1,979,820.54

Finding the Fourth Proportional to 7,963,452.54, 11,945,221.47 and 1,979,820.54

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Solution

The fourth proportional to 7,963,452.54, 11,945,221.47 and 1,979,820.54 is: 2,969,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,452.54 : 11,945,221.47 = 1,979,820.54 : x
  2. Step 2: Convert to fraction form
    7,963,452.54/11,945,221.47 = 1,979,820.54/x
  3. Step 3: Cross multiply
    7,963,452.54x = 11,945,221.47 × 1,979,820.54
  4. Step 4: Simplify right side
    7,963,452.54x = 23,649,394,821,155.00
  5. Step 5: Solve for x
    x = 23,649,394,821,155.00/7,963,452.54
  6. Step 6: Final answer
    x = 2,969,741.42

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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.