Finding the Fourth Proportional to 6,837,672.40, 10,257,430.20 and 2,351,323.60
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Solution
The fourth proportional to 6,837,672.40, 10,257,430.20 and 2,351,323.60 is: 3,527,302.32
Step by Step Solution
- Step 1: Write the proportion equation
6,837,672.40 : 10,257,430.20 = 2,351,323.60 : x - Step 2: Convert to fraction form
6,837,672.40/10,257,430.20 = 2,351,323.60/x - Step 3: Cross multiply
6,837,672.40x = 10,257,430.20 × 2,351,323.60 - Step 4: Simplify right side
6,837,672.40x = 24,118,537,704,612.72 - Step 5: Solve for x
x = 24,118,537,704,612.72/6,837,672.40 - Step 6: Final answer
x = 3,527,302.32
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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.