Finding the Fourth Proportional to 8,721,258.41, 13,080,889.42 and 2,332,008.99
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Solution
The fourth proportional to 8,721,258.41, 13,080,889.42 and 2,332,008.99 is: 3,497,746.57
Step by Step Solution
- Step 1: Write the proportion equation
8,721,258.41 : 13,080,889.42 = 2,332,008.99 : x - Step 2: Convert to fraction form
8,721,258.41/13,080,889.42 = 2,332,008.99/x - Step 3: Cross multiply
8,721,258.41x = 13,080,889.42 × 2,332,008.99 - Step 4: Simplify right side
8,721,258.41x = 30,504,751,659,231.44 - Step 5: Solve for x
x = 30,504,751,659,231.44/8,721,258.41 - Step 6: Final answer
x = 3,497,746.57
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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.