Finding the Fourth Proportional to 11,413,620.23, 15,751,399.52 and 6,257,199.11
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Solution
The fourth proportional to 11,413,620.23, 15,751,399.52 and 6,257,199.11 is: 8,635,265.68
Step by Step Solution
- Step 1: Write the proportion equation
11,413,620.23 : 15,751,399.52 = 6,257,199.11 : x - Step 2: Convert to fraction form
11,413,620.23/15,751,399.52 = 6,257,199.11/x - Step 3: Cross multiply
11,413,620.23x = 15,751,399.52 × 6,257,199.11 - Step 4: Simplify right side
11,413,620.23x = 98,559,642,994,684.44 - Step 5: Solve for x
x = 98,559,642,994,684.44/11,413,620.23 - Step 6: Final answer
x = 8,635,265.68
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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.