Finding the Fourth Proportional to 36,539,284.79, 54,821,163.41 and 11,948,345.48
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Solution
The fourth proportional to 36,539,284.79, 54,821,163.41 and 11,948,345.48 is: 17,926,519.47
Step by Step Solution
- Step 1: Write the proportion equation
36,539,284.79 : 54,821,163.41 = 11,948,345.48 : x - Step 2: Convert to fraction form
36,539,284.79/54,821,163.41 = 11,948,345.48/x - Step 3: Cross multiply
36,539,284.79x = 54,821,163.41 × 11,948,345.48 - Step 4: Simplify right side
36,539,284.79x = 655,022,200,205,138.62 - Step 5: Solve for x
x = 655,022,200,205,138.62/36,539,284.79 - Step 6: Final answer
x = 17,926,519.47
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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.