Home / 3,879,132.56-5,351,755.48-3,873,151.52

Finding the Fourth Proportional to 3,879,132.56, 5,351,755.48 and 3,873,151.52

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Solution

The fourth proportional to 3,879,132.56, 5,351,755.48 and 3,873,151.52 is: 5,343,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,132.56 : 5,351,755.48 = 3,873,151.52 : x
  2. Step 2: Convert to fraction form
    3,879,132.56/5,351,755.48 = 3,873,151.52/x
  3. Step 3: Cross multiply
    3,879,132.56x = 5,351,755.48 × 3,873,151.52
  4. Step 4: Simplify right side
    3,879,132.56x = 20,728,159,872,030.33
  5. Step 5: Solve for x
    x = 20,728,159,872,030.33/3,879,132.56
  6. Step 6: Final answer
    x = 5,343,503.88

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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.