Finding the Fourth Proportional to 5,167,015.22, 7,743,436.94 and 3,270,371.06
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Solution
The fourth proportional to 5,167,015.22, 7,743,436.94 and 3,270,371.06 is: 4,901,071.70
Step by Step Solution
- Step 1: Write the proportion equation
5,167,015.22 : 7,743,436.94 = 3,270,371.06 : x - Step 2: Convert to fraction form
5,167,015.22/7,743,436.94 = 3,270,371.06/x - Step 3: Cross multiply
5,167,015.22x = 7,743,436.94 × 3,270,371.06 - Step 4: Simplify right side
5,167,015.22x = 25,323,912,073,510.96 - Step 5: Solve for x
x = 25,323,912,073,510.96/5,167,015.22 - Step 6: Final answer
x = 4,901,071.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.