Finding the Fourth Proportional to 76,959,034.32, 106,203,524.64 and 41,677,113.36
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Solution
The fourth proportional to 76,959,034.32, 106,203,524.64 and 41,677,113.36 is: 57,514,447.46
Step by Step Solution
- Step 1: Write the proportion equation
76,959,034.32 : 106,203,524.64 = 41,677,113.36 : x - Step 2: Convert to fraction form
76,959,034.32/106,203,524.64 = 41,677,113.36/x - Step 3: Cross multiply
76,959,034.32x = 106,203,524.64 × 41,677,113.36 - Step 4: Simplify right side
76,959,034.32x = 4,426,256,335,652,833 - Step 5: Solve for x
x = 4,426,256,335,652,833/76,959,034.32 - Step 6: Final answer
x = 57,514,447.46
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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.