Finding the Fourth Proportional to 11,168,775.68, 16,753,163.60 and 3,190,599.68
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Solution
The fourth proportional to 11,168,775.68, 16,753,163.60 and 3,190,599.68 is: 4,785,899.54
Step by Step Solution
- Step 1: Write the proportion equation
11,168,775.68 : 16,753,163.60 = 3,190,599.68 : x - Step 2: Convert to fraction form
11,168,775.68/16,753,163.60 = 3,190,599.68/x - Step 3: Cross multiply
11,168,775.68x = 16,753,163.60 × 3,190,599.68 - Step 4: Simplify right side
11,168,775.68x = 53,452,638,421,147.65 - Step 5: Solve for x
x = 53,452,638,421,147.65/11,168,775.68 - Step 6: Final answer
x = 4,785,899.54
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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.