Finding the Fourth Proportional to 5,194,434.87, 7,168,182.62 and 2,902,614.39
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Solution
The fourth proportional to 5,194,434.87, 7,168,182.62 and 2,902,614.39 is: 4,005,531.02
Step by Step Solution
- Step 1: Write the proportion equation
5,194,434.87 : 7,168,182.62 = 2,902,614.39 : x - Step 2: Convert to fraction form
5,194,434.87/7,168,182.62 = 2,902,614.39/x - Step 3: Cross multiply
5,194,434.87x = 7,168,182.62 × 2,902,614.39 - Step 4: Simplify right side
5,194,434.87x = 20,806,470,008,446.83 - Step 5: Solve for x
x = 20,806,470,008,446.83/5,194,434.87 - Step 6: Final answer
x = 4,005,531.02
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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.