Finding the Fourth Proportional to 36,460,629.84, 50,315,556.59 and 19,715,252.17
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Solution
The fourth proportional to 36,460,629.84, 50,315,556.59 and 19,715,252.17 is: 27,206,987.11
Step by Step Solution
- Step 1: Write the proportion equation
36,460,629.84 : 50,315,556.59 = 19,715,252.17 : x - Step 2: Convert to fraction form
36,460,629.84/50,315,556.59 = 19,715,252.17/x - Step 3: Cross multiply
36,460,629.84x = 50,315,556.59 × 19,715,252.17 - Step 4: Simplify right side
36,460,629.84x = 991,983,886,021,390.25 - Step 5: Solve for x
x = 991,983,886,021,390.25/36,460,629.84 - Step 6: Final answer
x = 27,206,987.11
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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.