Finding the Fourth Proportional to 10,550,272.68, 14,556,161.70 and 5,903,575.65
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Solution
The fourth proportional to 10,550,272.68, 14,556,161.70 and 5,903,575.65 is: 8,145,135.62
Step by Step Solution
- Step 1: Write the proportion equation
10,550,272.68 : 14,556,161.70 = 5,903,575.65 : x - Step 2: Convert to fraction form
10,550,272.68/14,556,161.70 = 5,903,575.65/x - Step 3: Cross multiply
10,550,272.68x = 14,556,161.70 × 5,903,575.65 - Step 4: Simplify right side
10,550,272.68x = 85,933,401,769,582.61 - Step 5: Solve for x
x = 85,933,401,769,582.61/10,550,272.68 - Step 6: Final answer
x = 8,145,135.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.