Finding the Fourth Proportional to 18,330,054.00, 25,295,742.52 and 9,957,579.28
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Solution
The fourth proportional to 18,330,054.00, 25,295,742.52 and 9,957,579.28 is: 13,741,604.99
Step by Step Solution
- Step 1: Write the proportion equation
18,330,054.00 : 25,295,742.52 = 9,957,579.28 : x - Step 2: Convert to fraction form
18,330,054.00/25,295,742.52 = 9,957,579.28/x - Step 3: Cross multiply
18,330,054.00x = 25,295,742.52 × 9,957,579.28 - Step 4: Simplify right side
18,330,054.00x = 251,884,361,501,233.66 - Step 5: Solve for x
x = 251,884,361,501,233.66/18,330,054.00 - Step 6: Final answer
x = 13,741,604.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.