Finding the Fourth Proportional to 5,813,891, 8,023,091.21 and 3,235,571.09
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Solution
The fourth proportional to 5,813,891, 8,023,091.21 and 3,235,571.09 is: 4,465,044.49
Step by Step Solution
- Step 1: Write the proportion equation
5,813,891 : 8,023,091.21 = 3,235,571.09 : x - Step 2: Convert to fraction form
5,813,891/8,023,091.21 = 3,235,571.09/x - Step 3: Cross multiply
5,813,891x = 8,023,091.21 × 3,235,571.09 - Step 4: Simplify right side
5,813,891x = 25,959,281,971,509.12 - Step 5: Solve for x
x = 25,959,281,971,509.12/5,813,891 - Step 6: Final answer
x = 4,465,044.49
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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.