Finding the Fourth Proportional to 33,534,397.81, 46,277,723.05 and 18,649,928.68
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Solution
The fourth proportional to 33,534,397.81, 46,277,723.05 and 18,649,928.68 is: 25,737,042.87
Step by Step Solution
- Step 1: Write the proportion equation
33,534,397.81 : 46,277,723.05 = 18,649,928.68 : x - Step 2: Convert to fraction form
33,534,397.81/46,277,723.05 = 18,649,928.68/x - Step 3: Cross multiply
33,534,397.81x = 46,277,723.05 × 18,649,928.68 - Step 4: Simplify right side
33,534,397.81x = 863,076,234,030,653.88 - Step 5: Solve for x
x = 863,076,234,030,653.88/33,534,397.81 - Step 6: Final answer
x = 25,737,042.87
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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.