Finding the Fourth Proportional to 7,097,863.92, 10,642,531.65 and 2,774,765.21
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Solution
The fourth proportional to 7,097,863.92, 10,642,531.65 and 2,774,765.21 is: 4,160,480.79
Step by Step Solution
- Step 1: Write the proportion equation
7,097,863.92 : 10,642,531.65 = 2,774,765.21 : x - Step 2: Convert to fraction form
7,097,863.92/10,642,531.65 = 2,774,765.21/x - Step 3: Cross multiply
7,097,863.92x = 10,642,531.65 × 2,774,765.21 - Step 4: Simplify right side
7,097,863.92x = 29,530,526,501,657.41 - Step 5: Solve for x
x = 29,530,526,501,657.41/7,097,863.92 - Step 6: Final answer
x = 4,160,480.79
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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.