Finding the Fourth Proportional to 35,407,704.68, 48,861,486.54 and 20,322,436.13
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Solution
The fourth proportional to 35,407,704.68, 48,861,486.54 and 20,322,436.13 is: 28,044,304.15
Step by Step Solution
- Step 1: Write the proportion equation
35,407,704.68 : 48,861,486.54 = 20,322,436.13 : x - Step 2: Convert to fraction form
35,407,704.68/48,861,486.54 = 20,322,436.13/x - Step 3: Cross multiply
35,407,704.68x = 48,861,486.54 × 20,322,436.13 - Step 4: Simplify right side
35,407,704.68x = 992,984,439,426,004.62 - Step 5: Solve for x
x = 992,984,439,426,004.62/35,407,704.68 - Step 6: Final answer
x = 28,044,304.15
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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.