Finding the Fourth Proportional to 11,414,494.29, 15,751,998.32 and 6,257,745.12
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Solution
The fourth proportional to 11,414,494.29, 15,751,998.32 and 6,257,745.12 is: 8,635,686.18
Step by Step Solution
- Step 1: Write the proportion equation
11,414,494.29 : 15,751,998.32 = 6,257,745.12 : x - Step 2: Convert to fraction form
11,414,494.29/15,751,998.32 = 6,257,745.12/x - Step 3: Cross multiply
11,414,494.29x = 15,751,998.32 × 6,257,745.12 - Step 4: Simplify right side
11,414,494.29x = 98,571,990,617,228.20 - Step 5: Solve for x
x = 98,571,990,617,228.20/11,414,494.29 - Step 6: Final answer
x = 8,635,686.18
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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.