Finding the Fourth Proportional to 33,364,654.81, 46,045,120.92 and 18,680,192.62
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Solution
The fourth proportional to 33,364,654.81, 46,045,120.92 and 18,680,192.62 is: 25,779,728.07
Step by Step Solution
- Step 1: Write the proportion equation
33,364,654.81 : 46,045,120.92 = 18,680,192.62 : x - Step 2: Convert to fraction form
33,364,654.81/46,045,120.92 = 18,680,192.62/x - Step 3: Cross multiply
33,364,654.81x = 46,045,120.92 × 18,680,192.62 - Step 4: Simplify right side
33,364,654.81x = 860,131,727,996,791.75 - Step 5: Solve for x
x = 860,131,727,996,791.75/33,364,654.81 - Step 6: Final answer
x = 25,779,728.07
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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.