Finding the Fourth Proportional to 8,601,700.26, 11,870,256.06 and 4,734,138.18
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Solution
The fourth proportional to 8,601,700.26, 11,870,256.06 and 4,734,138.18 is: 6,533,060.99
Step by Step Solution
- Step 1: Write the proportion equation
8,601,700.26 : 11,870,256.06 = 4,734,138.18 : x - Step 2: Convert to fraction form
8,601,700.26/11,870,256.06 = 4,734,138.18/x - Step 3: Cross multiply
8,601,700.26x = 11,870,256.06 × 4,734,138.18 - Step 4: Simplify right side
8,601,700.26x = 56,195,432,420,022.37 - Step 5: Solve for x
x = 56,195,432,420,022.37/8,601,700.26 - Step 6: Final answer
x = 6,533,060.99
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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.