Finding the Fourth Proportional to 32,193,615.40, 48,290,423.10 and 19,407,538.60
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Solution
The fourth proportional to 32,193,615.40, 48,290,423.10 and 19,407,538.60 is: 29,111,307.90
Step by Step Solution
- Step 1: Write the proportion equation
32,193,615.40 : 48,290,423.10 = 19,407,538.60 : x - Step 2: Convert to fraction form
32,193,615.40/48,290,423.10 = 19,407,538.60/x - Step 3: Cross multiply
32,193,615.40x = 48,290,423.10 × 19,407,538.60 - Step 4: Simplify right side
32,193,615.40x = 937,198,250,323,581.75 - Step 5: Solve for x
x = 937,198,250,323,581.75/32,193,615.40 - Step 6: Final answer
x = 29,111,307.90
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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.