Finding the Fourth Proportional to 9,105,137.80, 13,657,706.70 and 2,373,551.80
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Solution
The fourth proportional to 9,105,137.80, 13,657,706.70 and 2,373,551.80 is: 3,560,327.70
Step by Step Solution
- Step 1: Write the proportion equation
9,105,137.80 : 13,657,706.70 = 2,373,551.80 : x - Step 2: Convert to fraction form
9,105,137.80/13,657,706.70 = 2,373,551.80/x - Step 3: Cross multiply
9,105,137.80x = 13,657,706.70 × 2,373,551.80 - Step 4: Simplify right side
9,105,137.80x = 32,417,274,321,657.05 - Step 5: Solve for x
x = 32,417,274,321,657.05/9,105,137.80 - Step 6: Final answer
x = 3,560,327.70
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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.