Finding the Fourth Proportional to 16,382,745.90, 24,542,784.45 and 8,807,193.90
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Solution
The fourth proportional to 16,382,745.90, 24,542,784.45 and 8,807,193.90 is: 13,193,945.80
Step by Step Solution
- Step 1: Write the proportion equation
16,382,745.90 : 24,542,784.45 = 8,807,193.90 : x - Step 2: Convert to fraction form
16,382,745.90/24,542,784.45 = 8,807,193.90/x - Step 3: Cross multiply
16,382,745.90x = 24,542,784.45 × 8,807,193.90 - Step 4: Simplify right side
16,382,745.90x = 216,153,061,497,054.84 - Step 5: Solve for x
x = 216,153,061,497,054.84/16,382,745.90 - Step 6: Final answer
x = 13,193,945.80
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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.