Finding the Fourth Proportional to 16,161,216.23, 22,302,952.81 and 8,819,523.23
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Solution
The fourth proportional to 16,161,216.23, 22,302,952.81 and 8,819,523.23 is: 12,171,200.94
Step by Step Solution
- Step 1: Write the proportion equation
16,161,216.23 : 22,302,952.81 = 8,819,523.23 : x - Step 2: Convert to fraction form
16,161,216.23/22,302,952.81 = 8,819,523.23/x - Step 3: Cross multiply
16,161,216.23x = 22,302,952.81 × 8,819,523.23 - Step 4: Simplify right side
16,161,216.23x = 196,701,410,271,825.22 - Step 5: Solve for x
x = 196,701,410,271,825.22/16,161,216.23 - Step 6: Final answer
x = 12,171,200.94
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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.