Finding the Fourth Proportional to 5,472,174.30, 7,551,339.62 and 2,991,522.99
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Solution
The fourth proportional to 5,472,174.30, 7,551,339.62 and 2,991,522.99 is: 4,128,159.09
Step by Step Solution
- Step 1: Write the proportion equation
5,472,174.30 : 7,551,339.62 = 2,991,522.99 : x - Step 2: Convert to fraction form
5,472,174.30/7,551,339.62 = 2,991,522.99/x - Step 3: Cross multiply
5,472,174.30x = 7,551,339.62 × 2,991,522.99 - Step 4: Simplify right side
5,472,174.30x = 22,590,006,078,527.87 - Step 5: Solve for x
x = 22,590,006,078,527.87/5,472,174.30 - Step 6: Final answer
x = 4,128,159.09
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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.