Finding the Fourth Proportional to 5,054,134.22, 6,975,944.50 and 2,879,958.94
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Solution
The fourth proportional to 5,054,134.22, 6,975,944.50 and 2,879,958.94 is: 3,975,049.50
Step by Step Solution
- Step 1: Write the proportion equation
5,054,134.22 : 6,975,944.50 = 2,879,958.94 : x - Step 2: Convert to fraction form
5,054,134.22/6,975,944.50 = 2,879,958.94/x - Step 3: Cross multiply
5,054,134.22x = 6,975,944.50 × 2,879,958.94 - Step 4: Simplify right side
5,054,134.22x = 20,090,433,727,718.83 - Step 5: Solve for x
x = 20,090,433,727,718.83/5,054,134.22 - Step 6: Final answer
x = 3,975,049.50
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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.