Finding the Fourth Proportional to 5,335,232.89, 7,363,322.27 and 3,042,868.09
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Solution
The fourth proportional to 5,335,232.89, 7,363,322.27 and 3,042,868.09 is: 4,199,557.70
Step by Step Solution
- Step 1: Write the proportion equation
5,335,232.89 : 7,363,322.27 = 3,042,868.09 : x - Step 2: Convert to fraction form
5,335,232.89/7,363,322.27 = 3,042,868.09/x - Step 3: Cross multiply
5,335,232.89x = 7,363,322.27 × 3,042,868.09 - Step 4: Simplify right side
5,335,232.89x = 22,405,618,371,769.36 - Step 5: Solve for x
x = 22,405,618,371,769.36/5,335,232.89 - Step 6: Final answer
x = 4,199,557.70
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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.