Finding the Fourth Proportional to 56,364,924.06, 77,782,275.20 and 33,161,542.97
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Solution
The fourth proportional to 56,364,924.06, 77,782,275.20 and 33,161,542.97 is: 45,762,152.69
Step by Step Solution
- Step 1: Write the proportion equation
56,364,924.06 : 77,782,275.20 = 33,161,542.97 : x - Step 2: Convert to fraction form
56,364,924.06/77,782,275.20 = 33,161,542.97/x - Step 3: Cross multiply
56,364,924.06x = 77,782,275.20 × 33,161,542.97 - Step 4: Simplify right side
56,364,924.06x = 2,579,380,261,043,158 - Step 5: Solve for x
x = 2,579,380,261,043,158/56,364,924.06 - Step 6: Final answer
x = 45,762,152.69
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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.