Finding the Fourth Proportional to 36,699,542.44, 55,055,268.24 and 12,100,122.70
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Solution
The fourth proportional to 36,699,542.44, 55,055,268.24 and 12,100,122.70 is: 18,152,147.32
Step by Step Solution
- Step 1: Write the proportion equation
36,699,542.44 : 55,055,268.24 = 12,100,122.70 : x - Step 2: Convert to fraction form
36,699,542.44/55,055,268.24 = 12,100,122.70/x - Step 3: Cross multiply
36,699,542.44x = 55,055,268.24 × 12,100,122.70 - Step 4: Simplify right side
36,699,542.44x = 666,175,500,985,413 - Step 5: Solve for x
x = 666,175,500,985,413/36,699,542.44 - Step 6: Final answer
x = 18,152,147.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.