Finding the Fourth Proportional to 5,985,455.61, 8,259,953.97 and 3,371,991.05
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Solution
The fourth proportional to 5,985,455.61, 8,259,953.97 and 3,371,991.05 is: 4,653,361.86
Step by Step Solution
- Step 1: Write the proportion equation
5,985,455.61 : 8,259,953.97 = 3,371,991.05 : x - Step 2: Convert to fraction form
5,985,455.61/8,259,953.97 = 3,371,991.05/x - Step 3: Cross multiply
5,985,455.61x = 8,259,953.97 × 3,371,991.05 - Step 4: Simplify right side
5,985,455.61x = 27,852,490,851,821.99 - Step 5: Solve for x
x = 27,852,490,851,821.99/5,985,455.61 - Step 6: Final answer
x = 4,653,361.86
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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.