Finding the Fourth Proportional to 49,458,471.66, 68,260,860.69 and 27,439,064.91
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Solution
The fourth proportional to 49,458,471.66, 68,260,860.69 and 27,439,064.91 is: 37,870,442.10
Step by Step Solution
- Step 1: Write the proportion equation
49,458,471.66 : 68,260,860.69 = 27,439,064.91 : x - Step 2: Convert to fraction form
49,458,471.66/68,260,860.69 = 27,439,064.91/x - Step 3: Cross multiply
49,458,471.66x = 68,260,860.69 × 27,439,064.91 - Step 4: Simplify right side
49,458,471.66x = 1,873,014,187,285,377.25 - Step 5: Solve for x
x = 1,873,014,187,285,377.25/49,458,471.66 - Step 6: Final answer
x = 37,870,442.10
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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.