Finding the Fourth Proportional to 7,106,361.75, 9,806,808.56 and 3,843,176.41
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Solution
The fourth proportional to 7,106,361.75, 9,806,808.56 and 3,843,176.41 is: 5,303,599.31
Step by Step Solution
- Step 1: Write the proportion equation
7,106,361.75 : 9,806,808.56 = 3,843,176.41 : x - Step 2: Convert to fraction form
7,106,361.75/9,806,808.56 = 3,843,176.41/x - Step 3: Cross multiply
7,106,361.75x = 9,806,808.56 × 3,843,176.41 - Step 4: Simplify right side
7,106,361.75x = 37,689,295,246,928.14 - Step 5: Solve for x
x = 37,689,295,246,928.14/7,106,361.75 - Step 6: Final answer
x = 5,303,599.31
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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.