Finding the Fourth Proportional to 16,206,963.30, 24,307,907.94 and 5,424,178.50
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Solution
The fourth proportional to 16,206,963.30, 24,307,907.94 and 5,424,178.50 is: 8,135,418.66
Step by Step Solution
- Step 1: Write the proportion equation
16,206,963.30 : 24,307,907.94 = 5,424,178.50 : x - Step 2: Convert to fraction form
16,206,963.30/24,307,907.94 = 5,424,178.50/x - Step 3: Cross multiply
16,206,963.30x = 24,307,907.94 × 5,424,178.50 - Step 4: Simplify right side
16,206,963.30x = 131,850,431,628,127.30 - Step 5: Solve for x
x = 131,850,431,628,127.30/16,206,963.30 - Step 6: Final answer
x = 8,135,418.66
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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.