Finding the Fourth Proportional to 5,346,717.41, 7,378,463.18 and 2,899,324.35
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Solution
The fourth proportional to 5,346,717.41, 7,378,463.18 and 2,899,324.35 is: 4,001,063.89
Step by Step Solution
- Step 1: Write the proportion equation
5,346,717.41 : 7,378,463.18 = 2,899,324.35 : x - Step 2: Convert to fraction form
5,346,717.41/7,378,463.18 = 2,899,324.35/x - Step 3: Cross multiply
5,346,717.41x = 7,378,463.18 × 2,899,324.35 - Step 4: Simplify right side
5,346,717.41x = 21,392,557,989,313.87 - Step 5: Solve for x
x = 21,392,557,989,313.87/5,346,717.41 - Step 6: Final answer
x = 4,001,063.89
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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.