Finding the Fourth Proportional to 38,424,286.24, 57,544,075.05 and 21,979,713.94
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Solution
The fourth proportional to 38,424,286.24, 57,544,075.05 and 21,979,713.94 is: 32,916,741.79
Step by Step Solution
- Step 1: Write the proportion equation
38,424,286.24 : 57,544,075.05 = 21,979,713.94 : x - Step 2: Convert to fraction form
38,424,286.24/57,544,075.05 = 21,979,713.94/x - Step 3: Cross multiply
38,424,286.24x = 57,544,075.05 × 21,979,713.94 - Step 4: Simplify right side
38,424,286.24x = 1,264,802,308,540,891.25 - Step 5: Solve for x
x = 1,264,802,308,540,891.25/38,424,286.24 - Step 6: Final answer
x = 32,916,741.79
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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.