Finding the Fourth Proportional to 13,114,193, 18,100,830.32 and 8,934,794.09
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Solution
The fourth proportional to 13,114,193, 18,100,830.32 and 8,934,794.09 is: 12,332,225.98
Step by Step Solution
- Step 1: Write the proportion equation
13,114,193 : 18,100,830.32 = 8,934,794.09 : x - Step 2: Convert to fraction form
13,114,193/18,100,830.32 = 8,934,794.09/x - Step 3: Cross multiply
13,114,193x = 18,100,830.32 × 8,934,794.09 - Step 4: Simplify right side
13,114,193x = 161,727,191,632,050.72 - Step 5: Solve for x
x = 161,727,191,632,050.72/13,114,193 - Step 6: Final answer
x = 12,332,225.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.