Finding the Fourth Proportional to 13,892,414.10, 20,841,931.97 and 4,794,590.18
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Solution
The fourth proportional to 13,892,414.10, 20,841,931.97 and 4,794,590.18 is: 7,193,027.92
Step by Step Solution
- Step 1: Write the proportion equation
13,892,414.10 : 20,841,931.97 = 4,794,590.18 : x - Step 2: Convert to fraction form
13,892,414.10/20,841,931.97 = 4,794,590.18/x - Step 3: Cross multiply
13,892,414.10x = 20,841,931.97 × 4,794,590.18 - Step 4: Simplify right side
13,892,414.10x = 99,928,522,401,701.66 - Step 5: Solve for x
x = 99,928,522,401,701.66/13,892,414.10 - Step 6: Final answer
x = 7,193,027.92
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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.