Finding the Fourth Proportional to 36,769,959.21, 55,083,185.93 and 28,644,890.63
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Solution
The fourth proportional to 36,769,959.21, 55,083,185.93 and 28,644,890.63 is: 42,911,438.31
Step by Step Solution
- Step 1: Write the proportion equation
36,769,959.21 : 55,083,185.93 = 28,644,890.63 : x - Step 2: Convert to fraction form
36,769,959.21/55,083,185.93 = 28,644,890.63/x - Step 3: Cross multiply
36,769,959.21x = 55,083,185.93 × 28,644,890.63 - Step 4: Simplify right side
36,769,959.21x = 1,577,851,836,313,001 - Step 5: Solve for x
x = 1,577,851,836,313,001/36,769,959.21 - Step 6: Final answer
x = 42,911,438.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.