Finding the Fourth Proportional to 5,582,319.18, 7,703,571.30 and 3,135,033.38
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Solution
The fourth proportional to 5,582,319.18, 7,703,571.30 and 3,135,033.38 is: 4,326,329.68
Step by Step Solution
- Step 1: Write the proportion equation
5,582,319.18 : 7,703,571.30 = 3,135,033.38 : x - Step 2: Convert to fraction form
5,582,319.18/7,703,571.30 = 3,135,033.38/x - Step 3: Cross multiply
5,582,319.18x = 7,703,571.30 × 3,135,033.38 - Step 4: Simplify right side
5,582,319.18x = 24,150,953,170,709.99 - Step 5: Solve for x
x = 24,150,953,170,709.99/5,582,319.18 - Step 6: Final answer
x = 4,326,329.68
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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.