Finding the Fourth Proportional to 46,270,277.82, 69,405,412.50 and 20,362,579.20
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Solution
The fourth proportional to 46,270,277.82, 69,405,412.50 and 20,362,579.20 is: 30,543,866.94
Step by Step Solution
- Step 1: Write the proportion equation
46,270,277.82 : 69,405,412.50 = 20,362,579.20 : x - Step 2: Convert to fraction form
46,270,277.82/69,405,412.50 = 20,362,579.20/x - Step 3: Cross multiply
46,270,277.82x = 69,405,412.50 × 20,362,579.20 - Step 4: Simplify right side
46,270,277.82x = 1,413,273,208,939,920 - Step 5: Solve for x
x = 1,413,273,208,939,920/46,270,277.82 - Step 6: Final answer
x = 30,543,866.94
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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.