Finding the Fourth Proportional to 15,268,214.56, 22,901,794.80 and 3,908,761.12
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Solution
The fourth proportional to 15,268,214.56, 22,901,794.80 and 3,908,761.12 is: 5,863,006.75
Step by Step Solution
- Step 1: Write the proportion equation
15,268,214.56 : 22,901,794.80 = 3,908,761.12 : x - Step 2: Convert to fraction form
15,268,214.56/22,901,794.80 = 3,908,761.12/x - Step 3: Cross multiply
15,268,214.56x = 22,901,794.80 × 3,908,761.12 - Step 4: Simplify right side
15,268,214.56x = 89,517,645,092,458.19 - Step 5: Solve for x
x = 89,517,645,092,458.19/15,268,214.56 - Step 6: Final answer
x = 5,863,006.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.