Finding the Fourth Proportional to 11,293,571.58, 15,585,116.98 and 6,136,920.84
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Solution
The fourth proportional to 11,293,571.58, 15,585,116.98 and 6,136,920.84 is: 8,468,944.35
Step by Step Solution
- Step 1: Write the proportion equation
11,293,571.58 : 15,585,116.98 = 6,136,920.84 : x - Step 2: Convert to fraction form
11,293,571.58/15,585,116.98 = 6,136,920.84/x - Step 3: Cross multiply
11,293,571.58x = 15,585,116.98 × 6,136,920.84 - Step 4: Simplify right side
11,293,571.58x = 95,644,629,188,399.86 - Step 5: Solve for x
x = 95,644,629,188,399.86/11,293,571.58 - Step 6: Final answer
x = 8,468,944.35
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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.