Finding the Fourth Proportional to 18,535,177.05, 27,807,396.39 and 13,080,921.36
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Solution
The fourth proportional to 18,535,177.05, 27,807,396.39 and 13,080,921.36 is: 19,624,650.17
Step by Step Solution
- Step 1: Write the proportion equation
18,535,177.05 : 27,807,396.39 = 13,080,921.36 : x - Step 2: Convert to fraction form
18,535,177.05/27,807,396.39 = 13,080,921.36/x - Step 3: Cross multiply
18,535,177.05x = 27,807,396.39 × 13,080,921.36 - Step 4: Simplify right side
18,535,177.05x = 363,746,365,299,660.12 - Step 5: Solve for x
x = 363,746,365,299,660.12/18,535,177.05 - Step 6: Final answer
x = 19,624,650.17
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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.