Finding the Fourth Proportional to 29,859,689.36, 41,203,744.32 and 16,627,866.42
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Solution
The fourth proportional to 29,859,689.36, 41,203,744.32 and 16,627,866.42 is: 22,944,992.77
Step by Step Solution
- Step 1: Write the proportion equation
29,859,689.36 : 41,203,744.32 = 16,627,866.42 : x - Step 2: Convert to fraction form
29,859,689.36/41,203,744.32 = 16,627,866.42/x - Step 3: Cross multiply
29,859,689.36x = 41,203,744.32 × 16,627,866.42 - Step 4: Simplify right side
29,859,689.36x = 685,130,356,556,793.75 - Step 5: Solve for x
x = 685,130,356,556,793.75/29,859,689.36 - Step 6: Final answer
x = 22,944,992.77
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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.