Finding the Fourth Proportional to 11,008,072.05, 16,512,108.08 and 10,299,484.05
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Solution
The fourth proportional to 11,008,072.05, 16,512,108.08 and 10,299,484.05 is: 15,449,226.08
Step by Step Solution
- Step 1: Write the proportion equation
11,008,072.05 : 16,512,108.08 = 10,299,484.05 : x - Step 2: Convert to fraction form
11,008,072.05/16,512,108.08 = 10,299,484.05/x - Step 3: Cross multiply
11,008,072.05x = 16,512,108.08 × 10,299,484.05 - Step 4: Simplify right side
11,008,072.05x = 170,066,193,750,338.72 - Step 5: Solve for x
x = 170,066,193,750,338.72/11,008,072.05 - Step 6: Final answer
x = 15,449,226.08
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1.5x scale
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.