Finding the Fourth Proportional to 8,477,212.92, 11,698,197.72 and 4,806,376.44
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Solution
The fourth proportional to 8,477,212.92, 11,698,197.72 and 4,806,376.44 is: 6,632,597.58
Step by Step Solution
- Step 1: Write the proportion equation
8,477,212.92 : 11,698,197.72 = 4,806,376.44 : x - Step 2: Convert to fraction form
8,477,212.92/11,698,197.72 = 4,806,376.44/x - Step 3: Cross multiply
8,477,212.92x = 11,698,197.72 × 4,806,376.44 - Step 4: Simplify right side
8,477,212.92x = 56,225,941,911,869.73 - Step 5: Solve for x
x = 56,225,941,911,869.73/8,477,212.92 - Step 6: Final answer
x = 6,632,597.58
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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.