Finding the Fourth Proportional to 9,379,861.88, 12,933,930.42 and 6,110,614.00
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Solution
The fourth proportional to 9,379,861.88, 12,933,930.42 and 6,110,614.00 is: 8,425,950.96
Step by Step Solution
- Step 1: Write the proportion equation
9,379,861.88 : 12,933,930.42 = 6,110,614.00 : x - Step 2: Convert to fraction form
9,379,861.88/12,933,930.42 = 6,110,614.00/x - Step 3: Cross multiply
9,379,861.88x = 12,933,930.42 × 6,110,614.00 - Step 4: Simplify right side
9,379,861.88x = 79,034,256,267,143.05 - Step 5: Solve for x
x = 79,034,256,267,143.05/9,379,861.88 - Step 6: Final answer
x = 8,425,950.96
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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.