Finding the Fourth Proportional to 46,320,877.56, 69,481,907.68 and 12,241,929
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Solution
The fourth proportional to 46,320,877.56, 69,481,907.68 and 12,241,929 is: 18,363,049.78
Step by Step Solution
- Step 1: Write the proportion equation
46,320,877.56 : 69,481,907.68 = 12,241,929 : x - Step 2: Convert to fraction form
46,320,877.56/69,481,907.68 = 12,241,929/x - Step 3: Cross multiply
46,320,877.56x = 69,481,907.68 × 12,241,929 - Step 4: Simplify right side
46,320,877.56x = 850,592,580,603,114.75 - Step 5: Solve for x
x = 850,592,580,603,114.75/46,320,877.56 - Step 6: Final answer
x = 18,363,049.78
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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.