Finding the Fourth Proportional to 27,770,286.48, 41,486,554.36 and 17,975,107.16
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Solution
The fourth proportional to 27,770,286.48, 41,486,554.36 and 17,975,107.16 is: 26,853,351.36
Step by Step Solution
- Step 1: Write the proportion equation
27,770,286.48 : 41,486,554.36 = 17,975,107.16 : x - Step 2: Convert to fraction form
27,770,286.48/41,486,554.36 = 17,975,107.16/x - Step 3: Cross multiply
27,770,286.48x = 41,486,554.36 × 17,975,107.16 - Step 4: Simplify right side
27,770,286.48x = 745,725,260,320,165.25 - Step 5: Solve for x
x = 745,725,260,320,165.25/27,770,286.48 - Step 6: Final answer
x = 26,853,351.36
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.