Finding the Fourth Proportional to 11,072,357.80, 16,608,536.70 and 3,094,181.80
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Solution
The fourth proportional to 11,072,357.80, 16,608,536.70 and 3,094,181.80 is: 4,641,272.70
Step by Step Solution
- Step 1: Write the proportion equation
11,072,357.80 : 16,608,536.70 = 3,094,181.80 : x - Step 2: Convert to fraction form
11,072,357.80/16,608,536.70 = 3,094,181.80/x - Step 3: Cross multiply
11,072,357.80x = 16,608,536.70 × 3,094,181.80 - Step 4: Simplify right side
11,072,357.80x = 51,389,831,981,772.05 - Step 5: Solve for x
x = 51,389,831,981,772.05/11,072,357.80 - Step 6: Final answer
x = 4,641,272.70
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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.