Finding the Fourth Proportional to 8,415,004.63, 12,622,509.69 and 2,025,256.99
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Solution
The fourth proportional to 8,415,004.63, 12,622,509.69 and 2,025,256.99 is: 3,037,886.15
Step by Step Solution
- Step 1: Write the proportion equation
8,415,004.63 : 12,622,509.69 = 2,025,256.99 : x - Step 2: Convert to fraction form
8,415,004.63/12,622,509.69 = 2,025,256.99/x - Step 3: Cross multiply
8,415,004.63x = 12,622,509.69 × 2,025,256.99 - Step 4: Simplify right side
8,415,004.63x = 25,563,825,981,015.23 - Step 5: Solve for x
x = 25,563,825,981,015.23/8,415,004.63 - Step 6: Final answer
x = 3,037,886.15
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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.