Finding the Fourth Proportional to 8,380,293.58, 12,565,295.86 and 3,256,741.09
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Solution
The fourth proportional to 8,380,293.58, 12,565,295.86 and 3,256,741.09 is: 4,883,112.38
Step by Step Solution
- Step 1: Write the proportion equation
8,380,293.58 : 12,565,295.86 = 3,256,741.09 : x - Step 2: Convert to fraction form
8,380,293.58/12,565,295.86 = 3,256,741.09/x - Step 3: Cross multiply
8,380,293.58x = 12,565,295.86 × 3,256,741.09 - Step 4: Simplify right side
8,380,293.58x = 40,921,915,335,268.88 - Step 5: Solve for x
x = 40,921,915,335,268.88/8,380,293.58 - Step 6: Final answer
x = 4,883,112.38
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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.