Finding the Fourth Proportional to 8,271,938.23, 11,410,615.50 and 4,963,377.26
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Solution
The fourth proportional to 8,271,938.23, 11,410,615.50 and 4,963,377.26 is: 6,846,664.95
Step by Step Solution
- Step 1: Write the proportion equation
8,271,938.23 : 11,410,615.50 = 4,963,377.26 : x - Step 2: Convert to fraction form
8,271,938.23/11,410,615.50 = 4,963,377.26/x - Step 3: Cross multiply
8,271,938.23x = 11,410,615.50 × 4,963,377.26 - Step 4: Simplify right side
8,271,938.23x = 56,635,189,505,217.41 - Step 5: Solve for x
x = 56,635,189,505,217.41/8,271,938.23 - Step 6: Final answer
x = 6,846,664.95
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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.