Finding the Fourth Proportional to 9,582,451.20, 14,373,676.80 and 2,850,865.20
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Solution
The fourth proportional to 9,582,451.20, 14,373,676.80 and 2,850,865.20 is: 4,276,297.80
Step by Step Solution
- Step 1: Write the proportion equation
9,582,451.20 : 14,373,676.80 = 2,850,865.20 : x - Step 2: Convert to fraction form
9,582,451.20/14,373,676.80 = 2,850,865.20/x - Step 3: Cross multiply
9,582,451.20x = 14,373,676.80 × 2,850,865.20 - Step 4: Simplify right side
9,582,451.20x = 40,977,414,985,167.37 - Step 5: Solve for x
x = 40,977,414,985,167.37/9,582,451.20 - Step 6: Final answer
x = 4,276,297.80
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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.