Finding the Fourth Proportional to 39,965,948.08, 55,154,016.24 and 24,504,557.92
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Solution
The fourth proportional to 39,965,948.08, 55,154,016.24 and 24,504,557.92 is: 33,816,907.90
Step by Step Solution
- Step 1: Write the proportion equation
39,965,948.08 : 55,154,016.24 = 24,504,557.92 : x - Step 2: Convert to fraction form
39,965,948.08/55,154,016.24 = 24,504,557.92/x - Step 3: Cross multiply
39,965,948.08x = 55,154,016.24 × 24,504,557.92 - Step 4: Simplify right side
39,965,948.08x = 1,351,524,785,473,700.75 - Step 5: Solve for x
x = 1,351,524,785,473,700.75/39,965,948.08 - Step 6: Final answer
x = 33,816,907.90
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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.