Finding the Fourth Proportional to 5,700,466.62, 7,866,651.54 and 3,086,975.21
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Solution
The fourth proportional to 5,700,466.62, 7,866,651.54 and 3,086,975.21 is: 4,260,029.90
Step by Step Solution
- Step 1: Write the proportion equation
5,700,466.62 : 7,866,651.54 = 3,086,975.21 : x - Step 2: Convert to fraction form
5,700,466.62/7,866,651.54 = 3,086,975.21/x - Step 3: Cross multiply
5,700,466.62x = 7,866,651.54 × 3,086,975.21 - Step 4: Simplify right side
5,700,466.62x = 24,284,158,250,355.07 - Step 5: Solve for x
x = 24,284,158,250,355.07/5,700,466.62 - Step 6: Final answer
x = 4,260,029.90
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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.