Finding the Fourth Proportional to 9,331,337.80, 13,997,006.70 and 2,599,751.80
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Solution
The fourth proportional to 9,331,337.80, 13,997,006.70 and 2,599,751.80 is: 3,899,627.70
Step by Step Solution
- Step 1: Write the proportion equation
9,331,337.80 : 13,997,006.70 = 2,599,751.80 : x - Step 2: Convert to fraction form
9,331,337.80/13,997,006.70 = 2,599,751.80/x - Step 3: Cross multiply
9,331,337.80x = 13,997,006.70 × 2,599,751.80 - Step 4: Simplify right side
9,331,337.80x = 36,388,743,362,937.05 - Step 5: Solve for x
x = 36,388,743,362,937.05/9,331,337.80 - Step 6: Final answer
x = 3,899,627.70
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1.5x scale
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.