Finding the Fourth Proportional to 39,194,861.40, 58,788,493.16 and 11,901,394.08
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Solution
The fourth proportional to 39,194,861.40, 58,788,493.16 and 11,901,394.08 is: 17,850,937.58
Step by Step Solution
- Step 1: Write the proportion equation
39,194,861.40 : 58,788,493.16 = 11,901,394.08 : x - Step 2: Convert to fraction form
39,194,861.40/58,788,493.16 = 11,901,394.08/x - Step 3: Cross multiply
39,194,861.40x = 58,788,493.16 × 11,901,394.08 - Step 4: Simplify right side
39,194,861.40x = 699,665,024,466,544.50 - Step 5: Solve for x
x = 699,665,024,466,544.50/39,194,861.40 - Step 6: Final answer
x = 17,850,937.58
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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.