Finding the Fourth Proportional to 36,731,150.97, 50,687,468.60 and 19,985,959.42
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Solution
The fourth proportional to 36,731,150.97, 50,687,468.60 and 19,985,959.42 is: 27,579,797.09
Step by Step Solution
- Step 1: Write the proportion equation
36,731,150.97 : 50,687,468.60 = 19,985,959.42 : x - Step 2: Convert to fraction form
36,731,150.97/50,687,468.60 = 19,985,959.42/x - Step 3: Cross multiply
36,731,150.97x = 50,687,468.60 × 19,985,959.42 - Step 4: Simplify right side
36,731,150.97x = 1,013,037,690,542,124.38 - Step 5: Solve for x
x = 1,013,037,690,542,124.38/36,731,150.97 - Step 6: Final answer
x = 27,579,797.09
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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.