Finding the Fourth Proportional to 36,221,033.48, 49,985,386.81 and 19,701,542.34
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Solution
The fourth proportional to 36,221,033.48, 49,985,386.81 and 19,701,542.34 is: 27,188,324.58
Step by Step Solution
- Step 1: Write the proportion equation
36,221,033.48 : 49,985,386.81 = 19,701,542.34 : x - Step 2: Convert to fraction form
36,221,033.48/49,985,386.81 = 19,701,542.34/x - Step 3: Cross multiply
36,221,033.48x = 49,985,386.81 × 19,701,542.34 - Step 4: Simplify right side
36,221,033.48x = 984,789,214,618,492.62 - Step 5: Solve for x
x = 984,789,214,618,492.62/36,221,033.48 - Step 6: Final answer
x = 27,188,324.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.