Finding the Fourth Proportional to 10,154,221.02, 15,192,884.07 and 6,264,597.78
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Solution
The fourth proportional to 10,154,221.02, 15,192,884.07 and 6,264,597.78 is: 9,373,176.69
Step by Step Solution
- Step 1: Write the proportion equation
10,154,221.02 : 15,192,884.07 = 6,264,597.78 : x - Step 2: Convert to fraction form
10,154,221.02/15,192,884.07 = 6,264,597.78/x - Step 3: Cross multiply
10,154,221.02x = 15,192,884.07 × 6,264,597.78 - Step 4: Simplify right side
10,154,221.02x = 95,177,307,816,719.38 - Step 5: Solve for x
x = 95,177,307,816,719.38/10,154,221.02 - Step 6: Final answer
x = 9,373,176.69
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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.