Finding the Fourth Proportional to 44,211,121.68, 66,284,664.84 and 18,638,093.28
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Solution
The fourth proportional to 44,211,121.68, 66,284,664.84 and 18,638,093.28 is: 27,943,642.22
Step by Step Solution
- Step 1: Write the proportion equation
44,211,121.68 : 66,284,664.84 = 18,638,093.28 : x - Step 2: Convert to fraction form
44,211,121.68/66,284,664.84 = 18,638,093.28/x - Step 3: Cross multiply
44,211,121.68x = 66,284,664.84 × 18,638,093.28 - Step 4: Simplify right side
44,211,121.68x = 1,235,419,766,321,456.50 - Step 5: Solve for x
x = 1,235,419,766,321,456.50/44,211,121.68 - Step 6: Final answer
x = 27,943,642.22
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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.