Finding the Fourth Proportional to 5,821,707.76, 8,691,627.92 and 4,448,293.63
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Solution
The fourth proportional to 5,821,707.76, 8,691,627.92 and 4,448,293.63 is: 6,641,163.50
Step by Step Solution
- Step 1: Write the proportion equation
5,821,707.76 : 8,691,627.92 = 4,448,293.63 : x - Step 2: Convert to fraction form
5,821,707.76/8,691,627.92 = 4,448,293.63/x - Step 3: Cross multiply
5,821,707.76x = 8,691,627.92 × 4,448,293.63 - Step 4: Simplify right side
5,821,707.76x = 38,662,913,066,895.61 - Step 5: Solve for x
x = 38,662,913,066,895.61/5,821,707.76 - Step 6: Final answer
x = 6,641,163.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.