Finding the Fourth Proportional to 8,203,713.03, 11,321,352.26 and 4,532,866.09
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Solution
The fourth proportional to 8,203,713.03, 11,321,352.26 and 4,532,866.09 is: 6,255,481.33
Step by Step Solution
- Step 1: Write the proportion equation
8,203,713.03 : 11,321,352.26 = 4,532,866.09 : x - Step 2: Convert to fraction form
8,203,713.03/11,321,352.26 = 4,532,866.09/x - Step 3: Cross multiply
8,203,713.03x = 11,321,352.26 × 4,532,866.09 - Step 4: Simplify right side
8,203,713.03x = 51,318,173,718,329.40 - Step 5: Solve for x
x = 51,318,173,718,329.40/8,203,713.03 - Step 6: Final answer
x = 6,255,481.33
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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.