Finding the Fourth Proportional to 10,477,439.26, 15,716,163.24 and 4,713,440.31
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Solution
The fourth proportional to 10,477,439.26, 15,716,163.24 and 4,713,440.31 is: 7,070,162.42
Step by Step Solution
- Step 1: Write the proportion equation
10,477,439.26 : 15,716,163.24 = 4,713,440.31 : x - Step 2: Convert to fraction form
10,477,439.26/15,716,163.24 = 4,713,440.31/x - Step 3: Cross multiply
10,477,439.26x = 15,716,163.24 × 4,713,440.31 - Step 4: Simplify right side
10,477,439.26x = 74,077,197,333,956.20 - Step 5: Solve for x
x = 74,077,197,333,956.20/10,477,439.26 - Step 6: Final answer
x = 7,070,162.42
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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.