Finding the Fourth Proportional to 12,023,907.94, 18,035,898.36 and 2,926,007.08
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Solution
The fourth proportional to 12,023,907.94, 18,035,898.36 and 2,926,007.08 is: 4,389,019.49
Step by Step Solution
- Step 1: Write the proportion equation
12,023,907.94 : 18,035,898.36 = 2,926,007.08 : x - Step 2: Convert to fraction form
12,023,907.94/18,035,898.36 = 2,926,007.08/x - Step 3: Cross multiply
12,023,907.94x = 18,035,898.36 × 2,926,007.08 - Step 4: Simplify right side
12,023,907.94x = 52,773,166,295,520.39 - Step 5: Solve for x
x = 52,773,166,295,520.39/12,023,907.94 - Step 6: Final answer
x = 4,389,019.49
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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.