Finding the Fourth Proportional to 36,278,556.63, 50,064,408.17 and 19,981,032.63
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Solution
The fourth proportional to 36,278,556.63, 50,064,408.17 and 19,981,032.63 is: 27,573,825.04
Step by Step Solution
- Step 1: Write the proportion equation
36,278,556.63 : 50,064,408.17 = 19,981,032.63 : x - Step 2: Convert to fraction form
36,278,556.63/50,064,408.17 = 19,981,032.63/x - Step 3: Cross multiply
36,278,556.63x = 50,064,408.17 × 19,981,032.63 - Step 4: Simplify right side
36,278,556.63x = 1,000,338,573,146,503.38 - Step 5: Solve for x
x = 1,000,338,573,146,503.38/36,278,556.63 - Step 6: Final answer
x = 27,573,825.04
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1.5x scale
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.