Finding the Fourth Proportional to 20,809,033.33, 31,179,471.09 and 11,083,324.09
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Solution
The fourth proportional to 20,809,033.33, 31,179,471.09 and 11,083,324.09 is: 16,606,835.00
Step by Step Solution
- Step 1: Write the proportion equation
20,809,033.33 : 31,179,471.09 = 11,083,324.09 : x - Step 2: Convert to fraction form
20,809,033.33/31,179,471.09 = 11,083,324.09/x - Step 3: Cross multiply
20,809,033.33x = 31,179,471.09 × 11,083,324.09 - Step 4: Simplify right side
20,809,033.33x = 345,572,183,045,255.56 - Step 5: Solve for x
x = 345,572,183,045,255.56/20,809,033.33 - Step 6: Final answer
x = 16,606,835.00
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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.