Finding the Fourth Proportional to 48,433,198.08, 72,691,771.94 and 25,420,388.12
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Solution
The fourth proportional to 48,433,198.08, 72,691,771.94 and 25,420,388.12 is: 38,152,612.85
Step by Step Solution
- Step 1: Write the proportion equation
48,433,198.08 : 72,691,771.94 = 25,420,388.12 : x - Step 2: Convert to fraction form
48,433,198.08/72,691,771.94 = 25,420,388.12/x - Step 3: Cross multiply
48,433,198.08x = 72,691,771.94 × 25,420,388.12 - Step 4: Simplify right side
48,433,198.08x = 1,847,853,055,354,764.50 - Step 5: Solve for x
x = 1,847,853,055,354,764.50/48,433,198.08 - Step 6: Final answer
x = 38,152,612.85
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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.