Finding the Fourth Proportional to 7,296,081.04, 10,890,692.98 and 6,434,205.44
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Solution
The fourth proportional to 7,296,081.04, 10,890,692.98 and 6,434,205.44 is: 9,604,191.02
Step by Step Solution
- Step 1: Write the proportion equation
7,296,081.04 : 10,890,692.98 = 6,434,205.44 : x - Step 2: Convert to fraction form
7,296,081.04/10,890,692.98 = 6,434,205.44/x - Step 3: Cross multiply
7,296,081.04x = 10,890,692.98 × 6,434,205.44 - Step 4: Simplify right side
7,296,081.04x = 70,072,956,017,285.82 - Step 5: Solve for x
x = 70,072,956,017,285.82/7,296,081.04 - Step 6: Final answer
x = 9,604,191.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.