Finding the Fourth Proportional to 11,794,811.40, 16,270,596.75 and 8,117,343.36
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Solution
The fourth proportional to 11,794,811.40, 16,270,596.75 and 8,117,343.36 is: 11,197,637.33
Step by Step Solution
- Step 1: Write the proportion equation
11,794,811.40 : 16,270,596.75 = 8,117,343.36 : x - Step 2: Convert to fraction form
11,794,811.40/16,270,596.75 = 8,117,343.36/x - Step 3: Cross multiply
11,794,811.40x = 16,270,596.75 × 8,117,343.36 - Step 4: Simplify right side
11,794,811.40x = 132,074,020,491,850.08 - Step 5: Solve for x
x = 132,074,020,491,850.08/11,794,811.40 - Step 6: Final answer
x = 11,197,637.33
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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.