Finding the Fourth Proportional to 15,524,326.05, 23,286,489.08 and 7,021,270.05
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Solution
The fourth proportional to 15,524,326.05, 23,286,489.08 and 7,021,270.05 is: 10,531,905.08
Step by Step Solution
- Step 1: Write the proportion equation
15,524,326.05 : 23,286,489.08 = 7,021,270.05 : x - Step 2: Convert to fraction form
15,524,326.05/23,286,489.08 = 7,021,270.05/x - Step 3: Cross multiply
15,524,326.05x = 23,286,489.08 × 7,021,270.05 - Step 4: Simplify right side
15,524,326.05x = 163,500,728,311,949.69 - Step 5: Solve for x
x = 163,500,728,311,949.69/15,524,326.05 - Step 6: Final answer
x = 10,531,905.08
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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.