Finding the Fourth Proportional to 11,936,555.50, 17,910,124.53 and 6,255,428.62
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Solution
The fourth proportional to 11,936,555.50, 17,910,124.53 and 6,255,428.62 is: 9,385,915.85
Step by Step Solution
- Step 1: Write the proportion equation
11,936,555.50 : 17,910,124.53 = 6,255,428.62 : x - Step 2: Convert to fraction form
11,936,555.50/17,910,124.53 = 6,255,428.62/x - Step 3: Cross multiply
11,936,555.50x = 17,910,124.53 × 6,255,428.62 - Step 4: Simplify right side
11,936,555.50x = 112,035,505,451,898.28 - Step 5: Solve for x
x = 112,035,505,451,898.28/11,936,555.50 - Step 6: Final answer
x = 9,385,915.85
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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.