Finding the Fourth Proportional to 25,790,232.40, 35,590,816.09 and 14,776,761.42
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Solution
The fourth proportional to 25,790,232.40, 35,590,816.09 and 14,776,761.42 is: 20,392,100.00
Step by Step Solution
- Step 1: Write the proportion equation
25,790,232.40 : 35,590,816.09 = 14,776,761.42 : x - Step 2: Convert to fraction form
25,790,232.40/35,590,816.09 = 14,776,761.42/x - Step 3: Cross multiply
25,790,232.40x = 35,590,816.09 × 14,776,761.42 - Step 4: Simplify right side
25,790,232.40x = 525,916,998,123,498.25 - Step 5: Solve for x
x = 525,916,998,123,498.25/25,790,232.40 - Step 6: Final answer
x = 20,392,100.00
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1.5x scale
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.