Finding the Fourth Proportional to 11,104,081.80, 16,656,122.70 and 3,125,905.80
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Solution
The fourth proportional to 11,104,081.80, 16,656,122.70 and 3,125,905.80 is: 4,688,858.70
Step by Step Solution
- Step 1: Write the proportion equation
11,104,081.80 : 16,656,122.70 = 3,125,905.80 : x - Step 2: Convert to fraction form
11,104,081.80/16,656,122.70 = 3,125,905.80/x - Step 3: Cross multiply
11,104,081.80x = 16,656,122.70 × 3,125,905.80 - Step 4: Simplify right side
11,104,081.80x = 52,065,470,553,441.66 - Step 5: Solve for x
x = 52,065,470,553,441.66/11,104,081.80 - Step 6: Final answer
x = 4,688,858.70
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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.