Finding the Fourth Proportional to 5,349,313.70, 7,380,115.62 and 3,514,760.06
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Solution
The fourth proportional to 5,349,313.70, 7,380,115.62 and 3,514,760.06 is: 4,849,095.99
Step by Step Solution
- Step 1: Write the proportion equation
5,349,313.70 : 7,380,115.62 = 3,514,760.06 : x - Step 2: Convert to fraction form
5,349,313.70/7,380,115.62 = 3,514,760.06/x - Step 3: Cross multiply
5,349,313.70x = 7,380,115.62 × 3,514,760.06 - Step 4: Simplify right side
5,349,313.70x = 25,939,335,619,358.14 - Step 5: Solve for x
x = 25,939,335,619,358.14/5,349,313.70 - Step 6: Final answer
x = 4,849,095.99
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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.