Finding the Fourth Proportional to 5,625,716.36, 7,763,328.60 and 3,302,571.56
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Solution
The fourth proportional to 5,625,716.36, 7,763,328.60 and 3,302,571.56 is: 4,557,454.84
Step by Step Solution
- Step 1: Write the proportion equation
5,625,716.36 : 7,763,328.60 = 3,302,571.56 : x - Step 2: Convert to fraction form
5,625,716.36/7,763,328.60 = 3,302,571.56/x - Step 3: Cross multiply
5,625,716.36x = 7,763,328.60 × 3,302,571.56 - Step 4: Simplify right side
5,625,716.36x = 25,638,948,245,294.61 - Step 5: Solve for x
x = 25,638,948,245,294.61/5,625,716.36 - Step 6: Final answer
x = 4,557,454.84
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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.