Home / 12,033,290.40-18,047,998.80-3,511,629.60

Finding the Fourth Proportional to 12,033,290.40, 18,047,998.80 and 3,511,629.60

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Solution

The fourth proportional to 12,033,290.40, 18,047,998.80 and 3,511,629.60 is: 5,266,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033,290.40 : 18,047,998.80 = 3,511,629.60 : x
  2. Step 2: Convert to fraction form
    12,033,290.40/18,047,998.80 = 3,511,629.60/x
  3. Step 3: Cross multiply
    12,033,290.40x = 18,047,998.80 × 3,511,629.60
  4. Step 4: Simplify right side
    12,033,290.40x = 63,377,886,806,844.48
  5. Step 5: Solve for x
    x = 63,377,886,806,844.48/12,033,290.40
  6. Step 6: Final answer
    x = 5,266,879.19

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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.