Finding the Fourth Proportional to 27,494,067.67, 41,246,412.27 and 10,453,415.65
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Solution
The fourth proportional to 27,494,067.67, 41,246,412.27 and 10,453,415.65 is: 15,682,142.66
Step by Step Solution
- Step 1: Write the proportion equation
27,494,067.67 : 41,246,412.27 = 10,453,415.65 : x - Step 2: Convert to fraction form
27,494,067.67/41,246,412.27 = 10,453,415.65/x - Step 3: Cross multiply
27,494,067.67x = 41,246,412.27 × 10,453,415.65 - Step 4: Simplify right side
27,494,067.67x = 431,165,891,529,570.06 - Step 5: Solve for x
x = 431,165,891,529,570.06/27,494,067.67 - Step 6: Final answer
x = 15,682,142.66
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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.