Finding the Fourth Proportional to 49,987,613.34, 68,955,145.74 and 29,077,290.54
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Solution
The fourth proportional to 49,987,613.34, 68,955,145.74 and 29,077,290.54 is: 40,110,512.84
Step by Step Solution
- Step 1: Write the proportion equation
49,987,613.34 : 68,955,145.74 = 29,077,290.54 : x - Step 2: Convert to fraction form
49,987,613.34/68,955,145.74 = 29,077,290.54/x - Step 3: Cross multiply
49,987,613.34x = 68,955,145.74 × 29,077,290.54 - Step 4: Simplify right side
49,987,613.34x = 2,005,028,806,910,023 - Step 5: Solve for x
x = 2,005,028,806,910,023/49,987,613.34 - Step 6: Final answer
x = 40,110,512.84
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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.