Finding the Fourth Proportional to 12,101,604.99, 16,700,215.23 and 6,669,096.99
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Solution
The fourth proportional to 12,101,604.99, 16,700,215.23 and 6,669,096.99 is: 9,203,354.04
Step by Step Solution
- Step 1: Write the proportion equation
12,101,604.99 : 16,700,215.23 = 6,669,096.99 : x - Step 2: Convert to fraction form
12,101,604.99/16,700,215.23 = 6,669,096.99/x - Step 3: Cross multiply
12,101,604.99x = 16,700,215.23 × 6,669,096.99 - Step 4: Simplify right side
12,101,604.99x = 111,375,355,122,745.17 - Step 5: Solve for x
x = 111,375,355,122,745.17/12,101,604.99 - Step 6: Final answer
x = 9,203,354.04
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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.