Finding the Fourth Proportional to 36,777,385.20, 50,752,791.36 and 21,316,437.84
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Solution
The fourth proportional to 36,777,385.20, 50,752,791.36 and 21,316,437.84 is: 29,416,684.09
Step by Step Solution
- Step 1: Write the proportion equation
36,777,385.20 : 50,752,791.36 = 21,316,437.84 : x - Step 2: Convert to fraction form
36,777,385.20/50,752,791.36 = 21,316,437.84/x - Step 3: Cross multiply
36,777,385.20x = 50,752,791.36 × 21,316,437.84 - Step 4: Simplify right side
36,777,385.20x = 1,081,868,722,231,929 - Step 5: Solve for x
x = 1,081,868,722,231,929/36,777,385.20 - Step 6: Final answer
x = 29,416,684.09
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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.