Finding the Fourth Proportional to 21,589,760.68, 32,379,865.44 and 6,233,717.68
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Solution
The fourth proportional to 21,589,760.68, 32,379,865.44 and 6,233,717.68 is: 9,349,197.64
Step by Step Solution
- Step 1: Write the proportion equation
21,589,760.68 : 32,379,865.44 = 6,233,717.68 : x - Step 2: Convert to fraction form
21,589,760.68/32,379,865.44 = 6,233,717.68/x - Step 3: Cross multiply
21,589,760.68x = 32,379,865.44 × 6,233,717.68 - Step 4: Simplify right side
21,589,760.68x = 201,846,939,669,348.97 - Step 5: Solve for x
x = 201,846,939,669,348.97/21,589,760.68 - Step 6: Final answer
x = 9,349,197.64
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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.