Finding the Fourth Proportional to 6,453,116.53, 8,905,028.03 and 3,512,872.42
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Solution
The fourth proportional to 6,453,116.53, 8,905,028.03 and 3,512,872.42 is: 4,847,615.44
Step by Step Solution
- Step 1: Write the proportion equation
6,453,116.53 : 8,905,028.03 = 3,512,872.42 : x - Step 2: Convert to fraction form
6,453,116.53/8,905,028.03 = 3,512,872.42/x - Step 3: Cross multiply
6,453,116.53x = 8,905,028.03 × 3,512,872.42 - Step 4: Simplify right side
6,453,116.53x = 31,282,227,326,087 - Step 5: Solve for x
x = 31,282,227,326,087/6,453,116.53 - Step 6: Final answer
x = 4,847,615.44
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1.5x scale
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.