Finding the Fourth Proportional to 29,078,495.29, 40,135,161.52 and 18,073,556.17
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Solution
The fourth proportional to 29,078,495.29, 40,135,161.52 and 18,073,556.17 is: 24,945,757.64
Step by Step Solution
- Step 1: Write the proportion equation
29,078,495.29 : 40,135,161.52 = 18,073,556.17 : x - Step 2: Convert to fraction form
29,078,495.29/40,135,161.52 = 18,073,556.17/x - Step 3: Cross multiply
29,078,495.29x = 40,135,161.52 × 18,073,556.17 - Step 4: Simplify right side
29,078,495.29x = 725,385,096,271,756.88 - Step 5: Solve for x
x = 725,385,096,271,756.88/29,078,495.29 - Step 6: Final answer
x = 24,945,757.64
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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.