Finding the Fourth Proportional to 10,922,284.68, 15,037,326.18 and 8,595,074.76
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Solution
The fourth proportional to 10,922,284.68, 15,037,326.18 and 8,595,074.76 is: 11,833,324.85
Step by Step Solution
- Step 1: Write the proportion equation
10,922,284.68 : 15,037,326.18 = 8,595,074.76 : x - Step 2: Convert to fraction form
10,922,284.68/15,037,326.18 = 8,595,074.76/x - Step 3: Cross multiply
10,922,284.68x = 15,037,326.18 × 8,595,074.76 - Step 4: Simplify right side
10,922,284.68x = 129,246,942,707,605.20 - Step 5: Solve for x
x = 129,246,942,707,605.20/10,922,284.68 - Step 6: Final answer
x = 11,833,324.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.