Finding the Fourth Proportional to 18,125,771.34, 24,996,177.24 and 12,178,627.04
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Solution
The fourth proportional to 18,125,771.34, 24,996,177.24 and 12,178,627.04 is: 16,794,822.92
Step by Step Solution
- Step 1: Write the proportion equation
18,125,771.34 : 24,996,177.24 = 12,178,627.04 : x - Step 2: Convert to fraction form
18,125,771.34/24,996,177.24 = 12,178,627.04/x - Step 3: Cross multiply
18,125,771.34x = 24,996,177.24 × 12,178,627.04 - Step 4: Simplify right side
18,125,771.34x = 304,419,120,031,696.50 - Step 5: Solve for x
x = 304,419,120,031,696.50/18,125,771.34 - Step 6: Final answer
x = 16,794,822.92
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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.