Finding the Fourth Proportional to 8,811,493.30, 13,214,997.92 and 2,745,094.28
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Solution
The fourth proportional to 8,811,493.30, 13,214,997.92 and 2,745,094.28 is: 4,116,942.95
Step by Step Solution
- Step 1: Write the proportion equation
8,811,493.30 : 13,214,997.92 = 2,745,094.28 : x - Step 2: Convert to fraction form
8,811,493.30/13,214,997.92 = 2,745,094.28/x - Step 3: Cross multiply
8,811,493.30x = 13,214,997.92 × 2,745,094.28 - Step 4: Simplify right side
8,811,493.30x = 36,276,415,200,403.90 - Step 5: Solve for x
x = 36,276,415,200,403.90/8,811,493.30 - Step 6: Final answer
x = 4,116,942.95
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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.