Finding the Fourth Proportional to 10,982,031.84, 16,473,394.44 and 3,793,975.20
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Solution
The fourth proportional to 10,982,031.84, 16,473,394.44 and 3,793,975.20 is: 5,691,082.57
Step by Step Solution
- Step 1: Write the proportion equation
10,982,031.84 : 16,473,394.44 = 3,793,975.20 : x - Step 2: Convert to fraction form
10,982,031.84/16,473,394.44 = 3,793,975.20/x - Step 3: Cross multiply
10,982,031.84x = 16,473,394.44 × 3,793,975.20 - Step 4: Simplify right side
10,982,031.84x = 62,499,649,965,177.89 - Step 5: Solve for x
x = 62,499,649,965,177.89/10,982,031.84 - Step 6: Final answer
x = 5,691,082.57
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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.