Finding the Fourth Proportional to 36,192,042.57, 49,969,068.99 and 27,804,473.82
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Solution
The fourth proportional to 36,192,042.57, 49,969,068.99 and 27,804,473.82 is: 38,388,650.43
Step by Step Solution
- Step 1: Write the proportion equation
36,192,042.57 : 49,969,068.99 = 27,804,473.82 : x - Step 2: Convert to fraction form
36,192,042.57/49,969,068.99 = 27,804,473.82/x - Step 3: Cross multiply
36,192,042.57x = 49,969,068.99 × 27,804,473.82 - Step 4: Simplify right side
36,192,042.57x = 1,389,363,670,542,229 - Step 5: Solve for x
x = 1,389,363,670,542,229/36,192,042.57 - Step 6: Final answer
x = 38,388,650.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.