Finding the Fourth Proportional to 55,274,618.44, 82,922,555.02 and 21,193,306.44
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Solution
The fourth proportional to 55,274,618.44, 82,922,555.02 and 21,193,306.44 is: 31,794,034.39
Step by Step Solution
- Step 1: Write the proportion equation
55,274,618.44 : 82,922,555.02 = 21,193,306.44 : x - Step 2: Convert to fraction form
55,274,618.44/82,922,555.02 = 21,193,306.44/x - Step 3: Cross multiply
55,274,618.44x = 82,922,555.02 × 21,193,306.44 - Step 4: Simplify right side
55,274,618.44x = 1,757,403,119,326,620.25 - Step 5: Solve for x
x = 1,757,403,119,326,620.25/55,274,618.44 - Step 6: Final answer
x = 31,794,034.39
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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.