Finding the Fourth Proportional to 6,352,313.32, 8,766,247.86 and 3,451,704.13
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Solution
The fourth proportional to 6,352,313.32, 8,766,247.86 and 3,451,704.13 is: 4,763,381.85
Step by Step Solution
- Step 1: Write the proportion equation
6,352,313.32 : 8,766,247.86 = 3,451,704.13 : x - Step 2: Convert to fraction form
6,352,313.32/8,766,247.86 = 3,451,704.13/x - Step 3: Cross multiply
6,352,313.32x = 8,766,247.86 × 3,451,704.13 - Step 4: Simplify right side
6,352,313.32x = 30,258,493,942,965.66 - Step 5: Solve for x
x = 30,258,493,942,965.66/6,352,313.32 - Step 6: Final answer
x = 4,763,381.85
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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.