Finding the Fourth Proportional to 18,500,369.08, 25,527,463.84 and 11,619,950.44
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Solution
The fourth proportional to 18,500,369.08, 25,527,463.84 and 11,619,950.44 is: 16,033,618.76
Step by Step Solution
- Step 1: Write the proportion equation
18,500,369.08 : 25,527,463.84 = 11,619,950.44 : x - Step 2: Convert to fraction form
18,500,369.08/25,527,463.84 = 11,619,950.44/x - Step 3: Cross multiply
18,500,369.08x = 25,527,463.84 × 11,619,950.44 - Step 4: Simplify right side
18,500,369.08x = 296,627,864,679,692.06 - Step 5: Solve for x
x = 296,627,864,679,692.06/18,500,369.08 - Step 6: Final answer
x = 16,033,618.76
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1.5x scale
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.