Finding the Fourth Proportional to 11,647,407.87, 17,471,154.74 and 3,560,352.12
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Solution
The fourth proportional to 11,647,407.87, 17,471,154.74 and 3,560,352.12 is: 5,340,541.30
Step by Step Solution
- Step 1: Write the proportion equation
11,647,407.87 : 17,471,154.74 = 3,560,352.12 : x - Step 2: Convert to fraction form
11,647,407.87/17,471,154.74 = 3,560,352.12/x - Step 3: Cross multiply
11,647,407.87x = 17,471,154.74 × 3,560,352.12 - Step 4: Simplify right side
11,647,407.87x = 62,203,462,799,605.29 - Step 5: Solve for x
x = 62,203,462,799,605.29/11,647,407.87 - Step 6: Final answer
x = 5,340,541.30
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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.