Finding the Fourth Proportional to 11,235,310.70, 16,824,454.05 and 6,180,910.70
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Solution
The fourth proportional to 11,235,310.70, 16,824,454.05 and 6,180,910.70 is: 9,255,680.67
Step by Step Solution
- Step 1: Write the proportion equation
11,235,310.70 : 16,824,454.05 = 6,180,910.70 : x - Step 2: Convert to fraction form
11,235,310.70/16,824,454.05 = 6,180,910.70/x - Step 3: Cross multiply
11,235,310.70x = 16,824,454.05 × 6,180,910.70 - Step 4: Simplify right side
11,235,310.70x = 103,990,448,059,303.34 - Step 5: Solve for x
x = 103,990,448,059,303.34/11,235,310.70 - Step 6: Final answer
x = 9,255,680.67
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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.