Finding the Fourth Proportional to 50,049,158.70, 69,068,551.99 and 28,855,519.13
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Solution
The fourth proportional to 50,049,158.70, 69,068,551.99 and 28,855,519.13 is: 39,821,027.47
Step by Step Solution
- Step 1: Write the proportion equation
50,049,158.70 : 69,068,551.99 = 28,855,519.13 : x - Step 2: Convert to fraction form
50,049,158.70/69,068,551.99 = 28,855,519.13/x - Step 3: Cross multiply
50,049,158.70x = 69,068,551.99 × 28,855,519.13 - Step 4: Simplify right side
50,049,158.70x = 1,993,008,923,228,844.25 - Step 5: Solve for x
x = 1,993,008,923,228,844.25/50,049,158.70 - Step 6: Final answer
x = 39,821,027.47
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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.