Finding the Fourth Proportional to 32,805,218.05, 49,207,827.08 and 20,635,219.15
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Solution
The fourth proportional to 32,805,218.05, 49,207,827.08 and 20,635,219.15 is: 30,952,828.73
Step by Step Solution
- Step 1: Write the proportion equation
32,805,218.05 : 49,207,827.08 = 20,635,219.15 : x - Step 2: Convert to fraction form
32,805,218.05/49,207,827.08 = 20,635,219.15/x - Step 3: Cross multiply
32,805,218.05x = 49,207,827.08 × 20,635,219.15 - Step 4: Simplify right side
32,805,218.05x = 1,015,414,295,691,104.50 - Step 5: Solve for x
x = 1,015,414,295,691,104.50/32,805,218.05 - Step 6: Final answer
x = 30,952,828.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.