Finding the Fourth Proportional to 5,388,814.17, 7,435,453.43 and 3,096,531.99
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Solution
The fourth proportional to 5,388,814.17, 7,435,453.43 and 3,096,531.99 is: 4,272,576.24
Step by Step Solution
- Step 1: Write the proportion equation
5,388,814.17 : 7,435,453.43 = 3,096,531.99 : x - Step 2: Convert to fraction form
5,388,814.17/7,435,453.43 = 3,096,531.99/x - Step 3: Cross multiply
5,388,814.17x = 7,435,453.43 × 3,096,531.99 - Step 4: Simplify right side
5,388,814.17x = 23,024,119,362,784.62 - Step 5: Solve for x
x = 23,024,119,362,784.62/5,388,814.17 - Step 6: Final answer
x = 4,272,576.24
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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.