Finding the Fourth Proportional to 15,309,439.64, 22,926,348.60 and 11,409,544.96
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Solution
The fourth proportional to 15,309,439.64, 22,926,348.60 and 11,409,544.96 is: 17,086,138.44
Step by Step Solution
- Step 1: Write the proportion equation
15,309,439.64 : 22,926,348.60 = 11,409,544.96 : x - Step 2: Convert to fraction form
15,309,439.64/22,926,348.60 = 11,409,544.96/x - Step 3: Cross multiply
15,309,439.64x = 22,926,348.60 × 11,409,544.96 - Step 4: Simplify right side
15,309,439.64x = 261,579,205,120,333.09 - Step 5: Solve for x
x = 261,579,205,120,333.09/15,309,439.64 - Step 6: Final answer
x = 17,086,138.44
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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.