Finding the Fourth Proportional to 39,930,402.24, 55,054,023.84 and 33,324,492.24
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Solution
The fourth proportional to 39,930,402.24, 55,054,023.84 and 33,324,492.24 is: 45,946,128.45
Step by Step Solution
- Step 1: Write the proportion equation
39,930,402.24 : 55,054,023.84 = 33,324,492.24 : x - Step 2: Convert to fraction form
39,930,402.24/55,054,023.84 = 33,324,492.24/x - Step 3: Cross multiply
39,930,402.24x = 55,054,023.84 × 33,324,492.24 - Step 4: Simplify right side
39,930,402.24x = 1,834,647,390,236,855 - Step 5: Solve for x
x = 1,834,647,390,236,855/39,930,402.24 - Step 6: Final answer
x = 45,946,128.45
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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.