Finding the Fourth Proportional to 18,449,951.18, 27,659,180.36 and 13,041,587.66
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Solution
The fourth proportional to 18,449,951.18, 27,659,180.36 and 13,041,587.66 is: 19,551,250.94
Step by Step Solution
- Step 1: Write the proportion equation
18,449,951.18 : 27,659,180.36 = 13,041,587.66 : x - Step 2: Convert to fraction form
18,449,951.18/27,659,180.36 = 13,041,587.66/x - Step 3: Cross multiply
18,449,951.18x = 27,659,180.36 × 13,041,587.66 - Step 4: Simplify right side
18,449,951.18x = 360,719,625,162,998.44 - Step 5: Solve for x
x = 360,719,625,162,998.44/18,449,951.18 - Step 6: Final answer
x = 19,551,250.94
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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.