Finding the Fourth Proportional to 35,977,324.35, 53,969,766.99 and 11,718,140.25
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Solution
The fourth proportional to 35,977,324.35, 53,969,766.99 and 11,718,140.25 is: 17,578,441.70
Step by Step Solution
- Step 1: Write the proportion equation
35,977,324.35 : 53,969,766.99 = 11,718,140.25 : x - Step 2: Convert to fraction form
35,977,324.35/53,969,766.99 = 11,718,140.25/x - Step 3: Cross multiply
35,977,324.35x = 53,969,766.99 × 11,718,140.25 - Step 4: Simplify right side
35,977,324.35x = 632,425,298,578,791.50 - Step 5: Solve for x
x = 632,425,298,578,791.50/35,977,324.35 - Step 6: Final answer
x = 17,578,441.70
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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.