Finding the Fourth Proportional to 16,339,941.70, 24,509,912.55 and 4,372,677.70
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Solution
The fourth proportional to 16,339,941.70, 24,509,912.55 and 4,372,677.70 is: 6,559,016.55
Step by Step Solution
- Step 1: Write the proportion equation
16,339,941.70 : 24,509,912.55 = 4,372,677.70 : x - Step 2: Convert to fraction form
16,339,941.70/24,509,912.55 = 4,372,677.70/x - Step 3: Cross multiply
16,339,941.70x = 24,509,912.55 × 4,372,677.70 - Step 4: Simplify right side
16,339,941.70x = 107,173,948,036,335.14 - Step 5: Solve for x
x = 107,173,948,036,335.14/16,339,941.70 - Step 6: Final answer
x = 6,559,016.55
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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.