Finding the Fourth Proportional to 36,511,445.93, 50,385,610.58 and 19,991,270.34
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Solution
The fourth proportional to 36,511,445.93, 50,385,610.58 and 19,991,270.34 is: 27,587,851.88
Step by Step Solution
- Step 1: Write the proportion equation
36,511,445.93 : 50,385,610.58 = 19,991,270.34 : x - Step 2: Convert to fraction form
36,511,445.93/50,385,610.58 = 19,991,270.34/x - Step 3: Cross multiply
36,511,445.93x = 50,385,610.58 × 19,991,270.34 - Step 4: Simplify right side
36,511,445.93x = 1,007,272,362,250,787.88 - Step 5: Solve for x
x = 1,007,272,362,250,787.88/36,511,445.93 - Step 6: Final answer
x = 27,587,851.88
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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.