Finding the Fourth Proportional to 33,861,543.35, 46,720,924.74 and 19,923,506.82
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Solution
The fourth proportional to 33,861,543.35, 46,720,924.74 and 19,923,506.82 is: 27,489,729.37
Step by Step Solution
- Step 1: Write the proportion equation
33,861,543.35 : 46,720,924.74 = 19,923,506.82 : x - Step 2: Convert to fraction form
33,861,543.35/46,720,924.74 = 19,923,506.82/x - Step 3: Cross multiply
33,861,543.35x = 46,720,924.74 × 19,923,506.82 - Step 4: Simplify right side
33,861,543.35x = 930,844,662,694,096.75 - Step 5: Solve for x
x = 930,844,662,694,096.75/33,861,543.35 - Step 6: Final answer
x = 27,489,729.37
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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.