Home / 12,033,278.28-18,048,141.90-3,511,326.60

Finding the Fourth Proportional to 12,033,278.28, 18,048,141.90 and 3,511,326.60

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Solution

The fourth proportional to 12,033,278.28, 18,048,141.90 and 3,511,326.60 is: 5,266,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033,278.28 : 18,048,141.90 = 3,511,326.60 : x
  2. Step 2: Convert to fraction form
    12,033,278.28/18,048,141.90 = 3,511,326.60/x
  3. Step 3: Cross multiply
    12,033,278.28x = 18,048,141.90 × 3,511,326.60
  4. Step 4: Simplify right side
    12,033,278.28x = 63,372,920,734,044.54
  5. Step 5: Solve for x
    x = 63,372,920,734,044.54/12,033,278.28
  6. Step 6: Final answer
    x = 5,266,471.80

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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.