Finding the Fourth Proportional to 10,922,249.79, 16,390,686.96 and 4,532,508.09
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Solution
The fourth proportional to 10,922,249.79, 16,390,686.96 and 4,532,508.09 is: 6,801,796.58
Step by Step Solution
- Step 1: Write the proportion equation
10,922,249.79 : 16,390,686.96 = 4,532,508.09 : x - Step 2: Convert to fraction form
10,922,249.79/16,390,686.96 = 4,532,508.09/x - Step 3: Cross multiply
10,922,249.79x = 16,390,686.96 × 4,532,508.09 - Step 4: Simplify right side
10,922,249.79x = 74,290,921,246,857.52 - Step 5: Solve for x
x = 74,290,921,246,857.52/10,922,249.79 - Step 6: Final answer
x = 6,801,796.58
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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.