Finding the Fourth Proportional to 11,481,514.97, 17,221,957.36 and 5,004,586.28
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Solution
The fourth proportional to 11,481,514.97, 17,221,957.36 and 5,004,586.28 is: 7,506,742.08
Step by Step Solution
- Step 1: Write the proportion equation
11,481,514.97 : 17,221,957.36 = 5,004,586.28 : x - Step 2: Convert to fraction form
11,481,514.97/17,221,957.36 = 5,004,586.28/x - Step 3: Cross multiply
11,481,514.97x = 17,221,957.36 × 5,004,586.28 - Step 4: Simplify right side
11,481,514.97x = 86,188,771,549,144.45 - Step 5: Solve for x
x = 86,188,771,549,144.45/11,481,514.97 - Step 6: Final answer
x = 7,506,742.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.