Finding the Fourth Proportional to 24,031,815.97, 36,049,940.13 and 7,857,850.18
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Solution
The fourth proportional to 24,031,815.97, 36,049,940.13 and 7,857,850.18 is: 11,787,499.91
Step by Step Solution
- Step 1: Write the proportion equation
24,031,815.97 : 36,049,940.13 = 7,857,850.18 : x - Step 2: Convert to fraction form
24,031,815.97/36,049,940.13 = 7,857,850.18/x - Step 3: Cross multiply
24,031,815.97x = 36,049,940.13 × 7,857,850.18 - Step 4: Simplify right side
24,031,815.97x = 283,275,028,539,509.75 - Step 5: Solve for x
x = 283,275,028,539,509.75/24,031,815.97 - Step 6: Final answer
x = 11,787,499.91
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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.