Finding the Fourth Proportional to 18,191,311.80, 27,297,465.30 and 6,832,908.60
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Solution
The fourth proportional to 18,191,311.80, 27,297,465.30 and 6,832,908.60 is: 10,253,305.94
Step by Step Solution
- Step 1: Write the proportion equation
18,191,311.80 : 27,297,465.30 = 6,832,908.60 : x - Step 2: Convert to fraction form
18,191,311.80/27,297,465.30 = 6,832,908.60/x - Step 3: Cross multiply
18,191,311.80x = 27,297,465.30 × 6,832,908.60 - Step 4: Simplify right side
18,191,311.80x = 186,521,085,406,571.56 - Step 5: Solve for x
x = 186,521,085,406,571.56/18,191,311.80 - Step 6: Final answer
x = 10,253,305.94
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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.