Finding the Fourth Proportional to 48,741,223.11, 67,270,295.98 and 31,107,733.94
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Solution
The fourth proportional to 48,741,223.11, 67,270,295.98 and 31,107,733.94 is: 42,933,400.85
Step by Step Solution
- Step 1: Write the proportion equation
48,741,223.11 : 67,270,295.98 = 31,107,733.94 : x - Step 2: Convert to fraction form
48,741,223.11/67,270,295.98 = 31,107,733.94/x - Step 3: Cross multiply
48,741,223.11x = 67,270,295.98 × 31,107,733.94 - Step 4: Simplify right side
48,741,223.11x = 2,092,626,469,617,952 - Step 5: Solve for x
x = 2,092,626,469,617,952/48,741,223.11 - Step 6: Final answer
x = 42,933,400.85
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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.