Finding the Fourth Proportional to 5,012,818.94, 7,512,493.11 and 2,734,929.99
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Solution
The fourth proportional to 5,012,818.94, 7,512,493.11 and 2,734,929.99 is: 4,098,720.30
Step by Step Solution
- Step 1: Write the proportion equation
5,012,818.94 : 7,512,493.11 = 2,734,929.99 : x - Step 2: Convert to fraction form
5,012,818.94/7,512,493.11 = 2,734,929.99/x - Step 3: Cross multiply
5,012,818.94x = 7,512,493.11 × 2,734,929.99 - Step 4: Simplify right side
5,012,818.94x = 20,546,142,706,207.37 - Step 5: Solve for x
x = 20,546,142,706,207.37/5,012,818.94 - Step 6: Final answer
x = 4,098,720.30
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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.