Finding the Fourth Proportional to 14,373,487.80, 21,560,231.70 and 4,276,108.80
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Solution
The fourth proportional to 14,373,487.80, 21,560,231.70 and 4,276,108.80 is: 6,414,163.20
Step by Step Solution
- Step 1: Write the proportion equation
14,373,487.80 : 21,560,231.70 = 4,276,108.80 : x - Step 2: Convert to fraction form
14,373,487.80/21,560,231.70 = 4,276,108.80/x - Step 3: Cross multiply
14,373,487.80x = 21,560,231.70 × 4,276,108.80 - Step 4: Simplify right side
14,373,487.80x = 92,193,896,502,408.95 - Step 5: Solve for x
x = 92,193,896,502,408.95/14,373,487.80 - Step 6: Final answer
x = 6,414,163.20
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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.