Home / 6,987,468.78-10,483,342.38-3,578,169.24

Finding the Fourth Proportional to 6,987,468.78, 10,483,342.38 and 3,578,169.24

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Solution

The fourth proportional to 6,987,468.78, 10,483,342.38 and 3,578,169.24 is: 5,368,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987,468.78 : 10,483,342.38 = 3,578,169.24 : x
  2. Step 2: Convert to fraction form
    6,987,468.78/10,483,342.38 = 3,578,169.24/x
  3. Step 3: Cross multiply
    6,987,468.78x = 10,483,342.38 × 3,578,169.24
  4. Step 4: Simplify right side
    6,987,468.78x = 37,511,173,236,504.40
  5. Step 5: Solve for x
    x = 37,511,173,236,504.40/6,987,468.78
  6. Step 6: Final answer
    x = 5,368,349.31

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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.