Finding the Fourth Proportional to 16,394,771.40, 24,592,157.10 and 13,206,125.40
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Solution
The fourth proportional to 16,394,771.40, 24,592,157.10 and 13,206,125.40 is: 19,809,188.10
Step by Step Solution
- Step 1: Write the proportion equation
16,394,771.40 : 24,592,157.10 = 13,206,125.40 : x - Step 2: Convert to fraction form
16,394,771.40/24,592,157.10 = 13,206,125.40/x - Step 3: Cross multiply
16,394,771.40x = 24,592,157.10 × 13,206,125.40 - Step 4: Simplify right side
16,394,771.40x = 324,767,110,519,100.38 - Step 5: Solve for x
x = 324,767,110,519,100.38/16,394,771.40 - Step 6: Final answer
x = 19,809,188.10
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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.