Finding the Fourth Proportional to 8,029,181.36, 11,080,279.25 and 4,358,096.95
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Solution
The fourth proportional to 8,029,181.36, 11,080,279.25 and 4,358,096.95 is: 6,014,178.65
Step by Step Solution
- Step 1: Write the proportion equation
8,029,181.36 : 11,080,279.25 = 4,358,096.95 : x - Step 2: Convert to fraction form
8,029,181.36/11,080,279.25 = 4,358,096.95/x - Step 3: Cross multiply
8,029,181.36x = 11,080,279.25 × 4,358,096.95 - Step 4: Simplify right side
8,029,181.36x = 48,288,931,160,067.13 - Step 5: Solve for x
x = 48,288,931,160,067.13/8,029,181.36 - Step 6: Final answer
x = 6,014,178.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.