Finding the Fourth Proportional to 8,380,294.58, 12,565,297.36 and 3,256,742.09
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Solution
The fourth proportional to 8,380,294.58, 12,565,297.36 and 3,256,742.09 is: 4,883,113.88
Step by Step Solution
- Step 1: Write the proportion equation
8,380,294.58 : 12,565,297.36 = 3,256,742.09 : x - Step 2: Convert to fraction form
8,380,294.58/12,565,297.36 = 3,256,742.09/x - Step 3: Cross multiply
8,380,294.58x = 12,565,297.36 × 3,256,742.09 - Step 4: Simplify right side
8,380,294.58x = 40,921,932,785,677.88 - Step 5: Solve for x
x = 40,921,932,785,677.88/8,380,294.58 - Step 6: Final answer
x = 4,883,113.88
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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.