Finding the Fourth Proportional to 16,321,344.40, 24,482,938.20 and 4,962,163.60
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Solution
The fourth proportional to 16,321,344.40, 24,482,938.20 and 4,962,163.60 is: 7,443,525.59
Step by Step Solution
- Step 1: Write the proportion equation
16,321,344.40 : 24,482,938.20 = 4,962,163.60 : x - Step 2: Convert to fraction form
16,321,344.40/24,482,938.20 = 4,962,163.60/x - Step 3: Cross multiply
16,321,344.40x = 24,482,938.20 × 4,962,163.60 - Step 4: Simplify right side
16,321,344.40x = 121,488,344,757,089.50 - Step 5: Solve for x
x = 121,488,344,757,089.50/16,321,344.40 - Step 6: Final answer
x = 7,443,525.59
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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.