Finding the Fourth Proportional to 8,965,535.48, 13,448,302.76 and 8,529,920.16
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Solution
The fourth proportional to 8,965,535.48, 13,448,302.76 and 8,529,920.16 is: 12,794,879.80
Step by Step Solution
- Step 1: Write the proportion equation
8,965,535.48 : 13,448,302.76 = 8,529,920.16 : x - Step 2: Convert to fraction form
8,965,535.48/13,448,302.76 = 8,529,920.16/x - Step 3: Cross multiply
8,965,535.48x = 13,448,302.76 × 8,529,920.16 - Step 4: Simplify right side
8,965,535.48x = 114,712,948,787,658.05 - Step 5: Solve for x
x = 114,712,948,787,658.05/8,965,535.48 - Step 6: Final answer
x = 12,794,879.80
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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.