Finding the Fourth Proportional to 8,303,254.54, 11,458,496.19 and 4,632,171.09
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Solution
The fourth proportional to 8,303,254.54, 11,458,496.19 and 4,632,171.09 is: 6,392,398.85
Step by Step Solution
- Step 1: Write the proportion equation
8,303,254.54 : 11,458,496.19 = 4,632,171.09 : x - Step 2: Convert to fraction form
8,303,254.54/11,458,496.19 = 4,632,171.09/x - Step 3: Cross multiply
8,303,254.54x = 11,458,496.19 × 4,632,171.09 - Step 4: Simplify right side
8,303,254.54x = 53,077,714,786,193.14 - Step 5: Solve for x
x = 53,077,714,786,193.14/8,303,254.54 - Step 6: Final answer
x = 6,392,398.85
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1.5x scale
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.