Finding the Fourth Proportional to 5,066,703.26, 6,992,549.67 and 2,891,573.81
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Solution
The fourth proportional to 5,066,703.26, 6,992,549.67 and 2,891,573.81 is: 3,990,656.74
Step by Step Solution
- Step 1: Write the proportion equation
5,066,703.26 : 6,992,549.67 = 2,891,573.81 : x - Step 2: Convert to fraction form
5,066,703.26/6,992,549.67 = 2,891,573.81/x - Step 3: Cross multiply
5,066,703.26x = 6,992,549.67 × 2,891,573.81 - Step 4: Simplify right side
5,066,703.26x = 20,219,473,490,896.14 - Step 5: Solve for x
x = 20,219,473,490,896.14/5,066,703.26 - Step 6: Final answer
x = 3,990,656.74
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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.