Finding the Fourth Proportional to 16,240,471.84, 22,410,042.96 and 8,995,313.44
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Solution
The fourth proportional to 16,240,471.84, 22,410,042.96 and 8,995,313.44 is: 12,412,531.03
Step by Step Solution
- Step 1: Write the proportion equation
16,240,471.84 : 22,410,042.96 = 8,995,313.44 : x - Step 2: Convert to fraction form
16,240,471.84/22,410,042.96 = 8,995,313.44/x - Step 3: Cross multiply
16,240,471.84x = 22,410,042.96 × 8,995,313.44 - Step 4: Simplify right side
16,240,471.84x = 201,585,360,629,065.38 - Step 5: Solve for x
x = 201,585,360,629,065.38/16,240,471.84 - Step 6: Final answer
x = 12,412,531.03
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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.