Finding the Fourth Proportional to 6,380,449.35, 9,562,125.13 and 5,971,841.20
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Solution
The fourth proportional to 6,380,449.35, 9,562,125.13 and 5,971,841.20 is: 8,949,760.39
Step by Step Solution
- Step 1: Write the proportion equation
6,380,449.35 : 9,562,125.13 = 5,971,841.20 : x - Step 2: Convert to fraction form
6,380,449.35/9,562,125.13 = 5,971,841.20/x - Step 3: Cross multiply
6,380,449.35x = 9,562,125.13 × 5,971,841.20 - Step 4: Simplify right side
6,380,449.35x = 57,103,492,807,912.41 - Step 5: Solve for x
x = 57,103,492,807,912.41/6,380,449.35 - Step 6: Final answer
x = 8,949,760.39
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1.5x scale
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.