Finding the Fourth Proportional to 6,474,239.37, 8,934,450.80 and 3,573,630.99
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Solution
The fourth proportional to 6,474,239.37, 8,934,450.80 and 3,573,630.99 is: 4,931,611.02
Step by Step Solution
- Step 1: Write the proportion equation
6,474,239.37 : 8,934,450.80 = 3,573,630.99 : x - Step 2: Convert to fraction form
6,474,239.37/8,934,450.80 = 3,573,630.99/x - Step 3: Cross multiply
6,474,239.37x = 8,934,450.80 × 3,573,630.99 - Step 4: Simplify right side
6,474,239.37x = 31,928,430,239,642.14 - Step 5: Solve for x
x = 31,928,430,239,642.14/6,474,239.37 - Step 6: Final answer
x = 4,931,611.02
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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.