Finding the Fourth Proportional to 16,100,295.38, 22,217,756.18 and 8,758,137.05
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Solution
The fourth proportional to 16,100,295.38, 22,217,756.18 and 8,758,137.05 is: 12,085,874.75
Step by Step Solution
- Step 1: Write the proportion equation
16,100,295.38 : 22,217,756.18 = 8,758,137.05 : x - Step 2: Convert to fraction form
16,100,295.38/22,217,756.18 = 8,758,137.05/x - Step 3: Cross multiply
16,100,295.38x = 22,217,756.18 × 8,758,137.05 - Step 4: Simplify right side
16,100,295.38x = 194,586,153,413,045 - Step 5: Solve for x
x = 194,586,153,413,045/16,100,295.38 - Step 6: Final answer
x = 12,085,874.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.