Finding the Fourth Proportional to 5,079,593.35, 7,621,525.08 and 3,162,109.21
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Solution
The fourth proportional to 5,079,593.35, 7,621,525.08 and 3,162,109.21 is: 4,744,492.91
Step by Step Solution
- Step 1: Write the proportion equation
5,079,593.35 : 7,621,525.08 = 3,162,109.21 : x - Step 2: Convert to fraction form
5,079,593.35/7,621,525.08 = 3,162,109.21/x - Step 3: Cross multiply
5,079,593.35x = 7,621,525.08 × 3,162,109.21 - Step 4: Simplify right side
5,079,593.35x = 24,100,094,649,713.99 - Step 5: Solve for x
x = 24,100,094,649,713.99/5,079,593.35 - Step 6: Final answer
x = 4,744,492.91
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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.