Finding the Fourth Proportional to 7,104,080.70, 10,656,121.05 and 3,114,992.70
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Solution
The fourth proportional to 7,104,080.70, 10,656,121.05 and 3,114,992.70 is: 4,672,489.05
Step by Step Solution
- Step 1: Write the proportion equation
7,104,080.70 : 10,656,121.05 = 3,114,992.70 : x - Step 2: Convert to fraction form
7,104,080.70/10,656,121.05 = 3,114,992.70/x - Step 3: Cross multiply
7,104,080.70x = 10,656,121.05 × 3,114,992.70 - Step 4: Simplify right side
7,104,080.70x = 33,193,739,281,066.34 - Step 5: Solve for x
x = 33,193,739,281,066.34/7,104,080.70 - Step 6: Final answer
x = 4,672,489.05
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Similar ratio
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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.