Finding the Fourth Proportional to 16,362,277.20, 24,543,415.80 and 13,842,853.20
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Solution
The fourth proportional to 16,362,277.20, 24,543,415.80 and 13,842,853.20 is: 20,764,279.80
Step by Step Solution
- Step 1: Write the proportion equation
16,362,277.20 : 24,543,415.80 = 13,842,853.20 : x - Step 2: Convert to fraction form
16,362,277.20/24,543,415.80 = 13,842,853.20/x - Step 3: Cross multiply
16,362,277.20x = 24,543,415.80 × 13,842,853.20 - Step 4: Simplify right side
16,362,277.20x = 339,750,901,945,960.56 - Step 5: Solve for x
x = 339,750,901,945,960.56/16,362,277.20 - Step 6: Final answer
x = 20,764,279.80
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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.