Home / 6,643,356.78-9,167,832.41-3,587,571.03

Finding the Fourth Proportional to 6,643,356.78, 9,167,832.41 and 3,587,571.03

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Solution

The fourth proportional to 6,643,356.78, 9,167,832.41 and 3,587,571.03 is: 4,950,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,356.78 : 9,167,832.41 = 3,587,571.03 : x
  2. Step 2: Convert to fraction form
    6,643,356.78/9,167,832.41 = 3,587,571.03/x
  3. Step 3: Cross multiply
    6,643,356.78x = 9,167,832.41 × 3,587,571.03
  4. Step 4: Simplify right side
    6,643,356.78x = 32,890,249,944,073.22
  5. Step 5: Solve for x
    x = 32,890,249,944,073.22/6,643,356.78
  6. Step 6: Final answer
    x = 4,950,848.05

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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.