Finding the Fourth Proportional to 18,121,765.25, 27,185,201.37 and 5,821,604.16
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Solution
The fourth proportional to 18,121,765.25, 27,185,201.37 and 5,821,604.16 is: 8,733,226.54
Step by Step Solution
- Step 1: Write the proportion equation
18,121,765.25 : 27,185,201.37 = 5,821,604.16 : x - Step 2: Convert to fraction form
18,121,765.25/27,185,201.37 = 5,821,604.16/x - Step 3: Cross multiply
18,121,765.25x = 27,185,201.37 × 5,821,604.16 - Step 4: Simplify right side
18,121,765.25x = 158,261,481,284,085.19 - Step 5: Solve for x
x = 158,261,481,284,085.19/18,121,765.25 - Step 6: Final answer
x = 8,733,226.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.