Finding the Fourth Proportional to 7,117,614.05, 10,676,716.34 and 2,068,924.55
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Solution
The fourth proportional to 7,117,614.05, 10,676,716.34 and 2,068,924.55 is: 3,103,472.64
Step by Step Solution
- Step 1: Write the proportion equation
7,117,614.05 : 10,676,716.34 = 2,068,924.55 : x - Step 2: Convert to fraction form
7,117,614.05/10,676,716.34 = 2,068,924.55/x - Step 3: Cross multiply
7,117,614.05x = 10,676,716.34 × 2,068,924.55 - Step 4: Simplify right side
7,117,614.05x = 22,089,320,485,483.95 - Step 5: Solve for x
x = 22,089,320,485,483.95/7,117,614.05 - Step 6: Final answer
x = 3,103,472.64
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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.