Finding the Fourth Proportional to 8,861,101.84, 12,230,595.57 and 5,771,324.44
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Solution
The fourth proportional to 8,861,101.84, 12,230,595.57 and 5,771,324.44 is: 7,965,909.48
Step by Step Solution
- Step 1: Write the proportion equation
8,861,101.84 : 12,230,595.57 = 5,771,324.44 : x - Step 2: Convert to fraction form
8,861,101.84/12,230,595.57 = 5,771,324.44/x - Step 3: Cross multiply
8,861,101.84x = 12,230,595.57 × 5,771,324.44 - Step 4: Simplify right side
8,861,101.84x = 70,586,735,128,896.73 - Step 5: Solve for x
x = 70,586,735,128,896.73/8,861,101.84 - Step 6: Final answer
x = 7,965,909.48
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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.