Finding the Fourth Proportional to 5,631,157.85, 8,446,676.48 and 4,273,272.99
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Solution
The fourth proportional to 5,631,157.85, 8,446,676.48 and 4,273,272.99 is: 6,409,863.73
Step by Step Solution
- Step 1: Write the proportion equation
5,631,157.85 : 8,446,676.48 = 4,273,272.99 : x - Step 2: Convert to fraction form
5,631,157.85/8,446,676.48 = 4,273,272.99/x - Step 3: Cross multiply
5,631,157.85x = 8,446,676.48 × 4,273,272.99 - Step 4: Simplify right side
5,631,157.85x = 36,094,954,435,885.91 - Step 5: Solve for x
x = 36,094,954,435,885.91/5,631,157.85 - Step 6: Final answer
x = 6,409,863.73
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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.