Finding the Fourth Proportional to 24,942,816.05, 34,419,369.42 and 13,778,815.28
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Solution
The fourth proportional to 24,942,816.05, 34,419,369.42 and 13,778,815.28 is: 19,013,816.73
Step by Step Solution
- Step 1: Write the proportion equation
24,942,816.05 : 34,419,369.42 = 13,778,815.28 : x - Step 2: Convert to fraction form
24,942,816.05/34,419,369.42 = 13,778,815.28/x - Step 3: Cross multiply
24,942,816.05x = 34,419,369.42 × 13,778,815.28 - Step 4: Simplify right side
24,942,816.05x = 474,258,133,120,163.94 - Step 5: Solve for x
x = 474,258,133,120,163.94/24,942,816.05 - Step 6: Final answer
x = 19,013,816.73
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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.