Home / 54,491,403.08-81,747,178.86-15,628,228.04

Finding the Fourth Proportional to 54,491,403.08, 81,747,178.86 and 15,628,228.04

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Solution

The fourth proportional to 54,491,403.08, 81,747,178.86 and 15,628,228.04 is: 23,445,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,491,403.08 : 81,747,178.86 = 15,628,228.04 : x
  2. Step 2: Convert to fraction form
    54,491,403.08/81,747,178.86 = 15,628,228.04/x
  3. Step 3: Cross multiply
    54,491,403.08x = 81,747,178.86 × 15,628,228.04
  4. Step 4: Simplify right side
    54,491,403.08x = 1,277,563,552,850,747.25
  5. Step 5: Solve for x
    x = 1,277,563,552,850,747.25/54,491,403.08
  6. Step 6: Final answer
    x = 23,445,231.37

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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.