Finding the Fourth Proportional to 41,940,489.99, 57,848,061.96 and 27,994,813.82
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Solution
The fourth proportional to 41,940,489.99, 57,848,061.96 and 27,994,813.82 is: 38,612,942.40
Step by Step Solution
- Step 1: Write the proportion equation
41,940,489.99 : 57,848,061.96 = 27,994,813.82 : x - Step 2: Convert to fraction form
41,940,489.99/57,848,061.96 = 27,994,813.82/x - Step 3: Cross multiply
41,940,489.99x = 57,848,061.96 × 27,994,813.82 - Step 4: Simplify right side
41,940,489.99x = 1,619,445,724,418,024.25 - Step 5: Solve for x
x = 1,619,445,724,418,024.25/41,940,489.99 - Step 6: Final answer
x = 38,612,942.40
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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.