Finding the Fourth Proportional to 43,590,163.80, 65,385,245.70 and 14,837,237.40
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Solution
The fourth proportional to 43,590,163.80, 65,385,245.70 and 14,837,237.40 is: 22,255,856.10
Step by Step Solution
- Step 1: Write the proportion equation
43,590,163.80 : 65,385,245.70 = 14,837,237.40 : x - Step 2: Convert to fraction form
43,590,163.80/65,385,245.70 = 14,837,237.40/x - Step 3: Cross multiply
43,590,163.80x = 65,385,245.70 × 14,837,237.40 - Step 4: Simplify right side
43,590,163.80x = 970,136,412,908,229.25 - Step 5: Solve for x
x = 970,136,412,908,229.25/43,590,163.80 - Step 6: Final answer
x = 22,255,856.10
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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.