Finding the Fourth Proportional to 8,886,704.90, 13,330,057.35 and 8,193,863.30
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Solution
The fourth proportional to 8,886,704.90, 13,330,057.35 and 8,193,863.30 is: 12,290,794.95
Step by Step Solution
- Step 1: Write the proportion equation
8,886,704.90 : 13,330,057.35 = 8,193,863.30 : x - Step 2: Convert to fraction form
8,886,704.90/13,330,057.35 = 8,193,863.30/x - Step 3: Cross multiply
8,886,704.90x = 13,330,057.35 × 8,193,863.30 - Step 4: Simplify right side
8,886,704.90x = 109,224,667,707,060.25 - Step 5: Solve for x
x = 109,224,667,707,060.25/8,886,704.90 - Step 6: Final answer
x = 12,290,794.95
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Similar ratio
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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.