Finding the Fourth Proportional to 6,177,431.13, 9,260,635.46 and 3,143,099.85
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Solution
The fourth proportional to 6,177,431.13, 9,260,635.46 and 3,143,099.85 is: 4,711,845.64
Step by Step Solution
- Step 1: Write the proportion equation
6,177,431.13 : 9,260,635.46 = 3,143,099.85 : x - Step 2: Convert to fraction form
6,177,431.13/9,260,635.46 = 3,143,099.85/x - Step 3: Cross multiply
6,177,431.13x = 9,260,635.46 × 3,143,099.85 - Step 4: Simplify right side
6,177,431.13x = 29,107,101,909,515.18 - Step 5: Solve for x
x = 29,107,101,909,515.18/6,177,431.13 - Step 6: Final answer
x = 4,711,845.64
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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.