Finding the Fourth Proportional to 10,770,101.80, 16,135,491.90 and 6,562,690.60
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Solution
The fourth proportional to 10,770,101.80, 16,135,491.90 and 6,562,690.60 is: 9,832,055.72
Step by Step Solution
- Step 1: Write the proportion equation
10,770,101.80 : 16,135,491.90 = 6,562,690.60 : x - Step 2: Convert to fraction form
10,770,101.80/16,135,491.90 = 6,562,690.60/x - Step 3: Cross multiply
10,770,101.80x = 16,135,491.90 × 6,562,690.60 - Step 4: Simplify right side
10,770,101.80x = 105,892,241,018,506.14 - Step 5: Solve for x
x = 105,892,241,018,506.14/10,770,101.80 - Step 6: Final answer
x = 9,832,055.72
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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.