Finding the Fourth Proportional to 8,889,751.30, 13,334,626.95 and 6,149,877.70
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Solution
The fourth proportional to 8,889,751.30, 13,334,626.95 and 6,149,877.70 is: 9,224,816.55
Step by Step Solution
- Step 1: Write the proportion equation
8,889,751.30 : 13,334,626.95 = 6,149,877.70 : x - Step 2: Convert to fraction form
8,889,751.30/13,334,626.95 = 6,149,877.70/x - Step 3: Cross multiply
8,889,751.30x = 13,334,626.95 × 6,149,877.70 - Step 4: Simplify right side
8,889,751.30x = 82,006,324,917,624.02 - Step 5: Solve for x
x = 82,006,324,917,624.02/8,889,751.30 - Step 6: Final answer
x = 9,224,816.55
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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.