Finding the Fourth Proportional to 11,467,157.99, 15,824,680.29 and 6,310,519.55
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Solution
The fourth proportional to 11,467,157.99, 15,824,680.29 and 6,310,519.55 is: 8,708,518.23
Step by Step Solution
- Step 1: Write the proportion equation
11,467,157.99 : 15,824,680.29 = 6,310,519.55 : x - Step 2: Convert to fraction form
11,467,157.99/15,824,680.29 = 6,310,519.55/x - Step 3: Cross multiply
11,467,157.99x = 15,824,680.29 × 6,310,519.55 - Step 4: Simplify right side
11,467,157.99x = 99,861,954,322,763.81 - Step 5: Solve for x
x = 99,861,954,322,763.81/11,467,157.99 - Step 6: Final answer
x = 8,708,518.23
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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.