Finding the Fourth Proportional to 8,101,311.60, 12,153,175.74 and 2,983,347.96
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Solution
The fourth proportional to 8,101,311.60, 12,153,175.74 and 2,983,347.96 is: 4,475,466.92
Step by Step Solution
- Step 1: Write the proportion equation
8,101,311.60 : 12,153,175.74 = 2,983,347.96 : x - Step 2: Convert to fraction form
8,101,311.60/12,153,175.74 = 2,983,347.96/x - Step 3: Cross multiply
8,101,311.60x = 12,153,175.74 × 2,983,347.96 - Step 4: Simplify right side
8,101,311.60x = 36,257,152,051,450.49 - Step 5: Solve for x
x = 36,257,152,051,450.49/8,101,311.60 - Step 6: Final answer
x = 4,475,466.92
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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.