Home / 5,445,658.17-7,517,334.24-3,876,802.78

Finding the Fourth Proportional to 5,445,658.17, 7,517,334.24 and 3,876,802.78

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Solution

The fourth proportional to 5,445,658.17, 7,517,334.24 and 3,876,802.78 is: 5,351,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,658.17 : 7,517,334.24 = 3,876,802.78 : x
  2. Step 2: Convert to fraction form
    5,445,658.17/7,517,334.24 = 3,876,802.78/x
  3. Step 3: Cross multiply
    5,445,658.17x = 7,517,334.24 × 3,876,802.78
  4. Step 4: Simplify right side
    5,445,658.17x = 29,143,222,279,821.19
  5. Step 5: Solve for x
    x = 29,143,222,279,821.19/5,445,658.17
  6. Step 6: Final answer
    x = 5,351,643.71

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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.