Finding the Fourth Proportional to 11,331,699.40, 16,999,622.70 and 4,600,793.80
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Solution
The fourth proportional to 11,331,699.40, 16,999,622.70 and 4,600,793.80 is: 6,902,032.60
Step by Step Solution
- Step 1: Write the proportion equation
11,331,699.40 : 16,999,622.70 = 4,600,793.80 : x - Step 2: Convert to fraction form
11,331,699.40/16,999,622.70 = 4,600,793.80/x - Step 3: Cross multiply
11,331,699.40x = 16,999,622.70 × 4,600,793.80 - Step 4: Simplify right side
11,331,699.40x = 78,211,758,720,499.25 - Step 5: Solve for x
x = 78,211,758,720,499.25/11,331,699.40 - Step 6: Final answer
x = 6,902,032.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.