Finding the Fourth Proportional to 6,765,297.62, 10,149,439.26 and 1,973,361.92
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Solution
The fourth proportional to 6,765,297.62, 10,149,439.26 and 1,973,361.92 is: 2,960,478.32
Step by Step Solution
- Step 1: Write the proportion equation
6,765,297.62 : 10,149,439.26 = 1,973,361.92 : x - Step 2: Convert to fraction form
6,765,297.62/10,149,439.26 = 1,973,361.92/x - Step 3: Cross multiply
6,765,297.62x = 10,149,439.26 × 1,973,361.92 - Step 4: Simplify right side
6,765,297.62x = 20,028,516,945,036.98 - Step 5: Solve for x
x = 20,028,516,945,036.98/6,765,297.62 - Step 6: Final answer
x = 2,960,478.32
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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.