Home / 30,179,158.84-41,647,243.98-16,428,226.24

Finding the Fourth Proportional to 30,179,158.84, 41,647,243.98 and 16,428,226.24

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Solution

The fourth proportional to 30,179,158.84, 41,647,243.98 and 16,428,226.24 is: 22,670,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179,158.84 : 41,647,243.98 = 16,428,226.24 : x
  2. Step 2: Convert to fraction form
    30,179,158.84/41,647,243.98 = 16,428,226.24/x
  3. Step 3: Cross multiply
    30,179,158.84x = 41,647,243.98 × 16,428,226.24
  4. Step 4: Simplify right side
    30,179,158.84x = 684,190,346,375,918
  5. Step 5: Solve for x
    x = 684,190,346,375,918/30,179,158.84
  6. Step 6: Final answer
    x = 22,670,954.81

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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.