Finding the Fourth Proportional to 10,608,975.96, 15,913,575.06 and 8,492,514
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Solution
The fourth proportional to 10,608,975.96, 15,913,575.06 and 8,492,514 is: 12,738,859.95
Step by Step Solution
- Step 1: Write the proportion equation
10,608,975.96 : 15,913,575.06 = 8,492,514 : x - Step 2: Convert to fraction form
10,608,975.96/15,913,575.06 = 8,492,514/x - Step 3: Cross multiply
10,608,975.96x = 15,913,575.06 × 8,492,514 - Step 4: Simplify right side
10,608,975.96x = 135,146,258,987,100.84 - Step 5: Solve for x
x = 135,146,258,987,100.84/10,608,975.96 - Step 6: Final answer
x = 12,738,859.95
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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.