Finding the Fourth Proportional to 8,153,715.54, 12,203,959.50 and 5,994,168.99
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Solution
The fourth proportional to 8,153,715.54, 12,203,959.50 and 5,994,168.99 is: 8,971,688.46
Step by Step Solution
- Step 1: Write the proportion equation
8,153,715.54 : 12,203,959.50 = 5,994,168.99 : x - Step 2: Convert to fraction form
8,153,715.54/12,203,959.50 = 5,994,168.99/x - Step 3: Cross multiply
8,153,715.54x = 12,203,959.50 × 5,994,168.99 - Step 4: Simplify right side
8,153,715.54x = 73,152,595,590,115.91 - Step 5: Solve for x
x = 73,152,595,590,115.91/8,153,715.54 - Step 6: Final answer
x = 8,971,688.46
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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.