Finding the Fourth Proportional to 5,080,486.68, 7,011,012.06 and 2,757,383.37
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Solution
The fourth proportional to 5,080,486.68, 7,011,012.06 and 2,757,383.37 is: 3,805,156.73
Step by Step Solution
- Step 1: Write the proportion equation
5,080,486.68 : 7,011,012.06 = 2,757,383.37 : x - Step 2: Convert to fraction form
5,080,486.68/7,011,012.06 = 2,757,383.37/x - Step 3: Cross multiply
5,080,486.68x = 7,011,012.06 × 2,757,383.37 - Step 4: Simplify right side
5,080,486.68x = 19,332,048,061,113.44 - Step 5: Solve for x
x = 19,332,048,061,113.44/5,080,486.68 - Step 6: Final answer
x = 3,805,156.73
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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.