Finding the Fourth Proportional to 6,971,956.20, 9,621,533.19 and 3,874,610.12
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Solution
The fourth proportional to 6,971,956.20, 9,621,533.19 and 3,874,610.12 is: 5,347,091.80
Step by Step Solution
- Step 1: Write the proportion equation
6,971,956.20 : 9,621,533.19 = 3,874,610.12 : x - Step 2: Convert to fraction form
6,971,956.20/9,621,533.19 = 3,874,610.12/x - Step 3: Cross multiply
6,971,956.20x = 9,621,533.19 × 3,874,610.12 - Step 4: Simplify right side
6,971,956.20x = 37,279,689,819,782.22 - Step 5: Solve for x
x = 37,279,689,819,782.22/6,971,956.20 - Step 6: Final answer
x = 5,347,091.80
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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.