Finding the Fourth Proportional to 38,174,943.75, 57,190,165.38 and 22,566,041.79
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Solution
The fourth proportional to 38,174,943.75, 57,190,165.38 and 22,566,041.79 is: 33,806,353.99
Step by Step Solution
- Step 1: Write the proportion equation
38,174,943.75 : 57,190,165.38 = 22,566,041.79 : x - Step 2: Convert to fraction form
38,174,943.75/57,190,165.38 = 22,566,041.79/x - Step 3: Cross multiply
38,174,943.75x = 57,190,165.38 × 22,566,041.79 - Step 4: Simplify right side
38,174,943.75x = 1,290,555,661,942,091.25 - Step 5: Solve for x
x = 1,290,555,661,942,091.25/38,174,943.75 - Step 6: Final answer
x = 33,806,353.99
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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.