Finding the Fourth Proportional to 18,451,727.10, 27,677,590.65 and 8,864,793.90
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Solution
The fourth proportional to 18,451,727.10, 27,677,590.65 and 8,864,793.90 is: 13,297,190.85
Step by Step Solution
- Step 1: Write the proportion equation
18,451,727.10 : 27,677,590.65 = 8,864,793.90 : x - Step 2: Convert to fraction form
18,451,727.10/27,677,590.65 = 8,864,793.90/x - Step 3: Cross multiply
18,451,727.10x = 27,677,590.65 × 8,864,793.90 - Step 4: Simplify right side
18,451,727.10x = 245,356,136,760,817.03 - Step 5: Solve for x
x = 245,356,136,760,817.03/18,451,727.10 - Step 6: Final answer
x = 13,297,190.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.