Finding the Fourth Proportional to 36,797,796.99, 50,781,295.69 and 20,278,514.26
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Solution
The fourth proportional to 36,797,796.99, 50,781,295.69 and 20,278,514.26 is: 27,984,534.76
Step by Step Solution
- Step 1: Write the proportion equation
36,797,796.99 : 50,781,295.69 = 20,278,514.26 : x - Step 2: Convert to fraction form
36,797,796.99/50,781,295.69 = 20,278,514.26/x - Step 3: Cross multiply
36,797,796.99x = 50,781,295.69 × 20,278,514.26 - Step 4: Simplify right side
36,797,796.99x = 1,029,769,228,816,502.25 - Step 5: Solve for x
x = 1,029,769,228,816,502.25/36,797,796.99 - Step 6: Final answer
x = 27,984,534.76
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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.