Finding the Fourth Proportional to 6,167,874.64, 8,512,557.60 and 3,553,878
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Solution
The fourth proportional to 6,167,874.64, 8,512,557.60 and 3,553,878 is: 4,904,864.79
Step by Step Solution
- Step 1: Write the proportion equation
6,167,874.64 : 8,512,557.60 = 3,553,878 : x - Step 2: Convert to fraction form
6,167,874.64/8,512,557.60 = 3,553,878/x - Step 3: Cross multiply
6,167,874.64x = 8,512,557.60 × 3,553,878 - Step 4: Simplify right side
6,167,874.64x = 30,252,591,178,372.80 - Step 5: Solve for x
x = 30,252,591,178,372.80/6,167,874.64 - Step 6: Final answer
x = 4,904,864.79
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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.