Finding the Fourth Proportional to 5,399,057.33, 7,450,725.45 and 2,951,668.49
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Solution
The fourth proportional to 5,399,057.33, 7,450,725.45 and 2,951,668.49 is: 4,073,316.92
Step by Step Solution
- Step 1: Write the proportion equation
5,399,057.33 : 7,450,725.45 = 2,951,668.49 : x - Step 2: Convert to fraction form
5,399,057.33/7,450,725.45 = 2,951,668.49/x - Step 3: Cross multiply
5,399,057.33x = 7,450,725.45 × 2,951,668.49 - Step 4: Simplify right side
5,399,057.33x = 21,992,071,545,964.13 - Step 5: Solve for x
x = 21,992,071,545,964.13/5,399,057.33 - Step 6: Final answer
x = 4,073,316.92
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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.