Finding the Fourth Proportional to 40,081,138.68, 55,295,529.19 and 24,387,582.40
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Solution
The fourth proportional to 40,081,138.68, 55,295,529.19 and 24,387,582.40 is: 33,644,859.37
Step by Step Solution
- Step 1: Write the proportion equation
40,081,138.68 : 55,295,529.19 = 24,387,582.40 : x - Step 2: Convert to fraction form
40,081,138.68/55,295,529.19 = 24,387,582.40/x - Step 3: Cross multiply
40,081,138.68x = 55,295,529.19 × 24,387,582.40 - Step 4: Simplify right side
40,081,138.68x = 1,348,524,274,472,730 - Step 5: Solve for x
x = 1,348,524,274,472,730/40,081,138.68 - Step 6: Final answer
x = 33,644,859.37
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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.