Finding the Fourth Proportional to 5,043,125.65, 6,959,480.42 and 2,867,668.96
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Solution
The fourth proportional to 5,043,125.65, 6,959,480.42 and 2,867,668.96 is: 3,957,364.41
Step by Step Solution
- Step 1: Write the proportion equation
5,043,125.65 : 6,959,480.42 = 2,867,668.96 : x - Step 2: Convert to fraction form
5,043,125.65/6,959,480.42 = 2,867,668.96/x - Step 3: Cross multiply
5,043,125.65x = 6,959,480.42 × 2,867,668.96 - Step 4: Simplify right side
5,043,125.65x = 19,957,485,967,932.23 - Step 5: Solve for x
x = 19,957,485,967,932.23/5,043,125.65 - Step 6: Final answer
x = 3,957,364.41
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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.