Finding the Fourth Proportional to 45,889,891.12, 68,847,449.44 and 13,541,796.96
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Solution
The fourth proportional to 45,889,891.12, 68,847,449.44 and 13,541,796.96 is: 20,316,417.38
Step by Step Solution
- Step 1: Write the proportion equation
45,889,891.12 : 68,847,449.44 = 13,541,796.96 : x - Step 2: Convert to fraction form
45,889,891.12/68,847,449.44 = 13,541,796.96/x - Step 3: Cross multiply
45,889,891.12x = 68,847,449.44 × 13,541,796.96 - Step 4: Simplify right side
45,889,891.12x = 932,318,181,530,345.75 - Step 5: Solve for x
x = 932,318,181,530,345.75/45,889,891.12 - Step 6: Final answer
x = 20,316,417.38
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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.