Finding the Fourth Proportional to 16,848,472.80, 25,237,279.80 and 14,014,120.80
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Solution
The fourth proportional to 16,848,472.80, 25,237,279.80 and 14,014,120.80 is: 20,991,711.95
Step by Step Solution
- Step 1: Write the proportion equation
16,848,472.80 : 25,237,279.80 = 14,014,120.80 : x - Step 2: Convert to fraction form
16,848,472.80/25,237,279.80 = 14,014,120.80/x - Step 3: Cross multiply
16,848,472.80x = 25,237,279.80 × 14,014,120.80 - Step 4: Simplify right side
16,848,472.80x = 353,678,287,780,599.88 - Step 5: Solve for x
x = 353,678,287,780,599.88/16,848,472.80 - Step 6: Final answer
x = 20,991,711.95
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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.