Finding the Fourth Proportional to 10,273,302.36, 14,177,406.24 and 5,689,962.72
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Solution
The fourth proportional to 10,273,302.36, 14,177,406.24 and 5,689,962.72 is: 7,852,286.46
Step by Step Solution
- Step 1: Write the proportion equation
10,273,302.36 : 14,177,406.24 = 5,689,962.72 : x - Step 2: Convert to fraction form
10,273,302.36/14,177,406.24 = 5,689,962.72/x - Step 3: Cross multiply
10,273,302.36x = 14,177,406.24 × 5,689,962.72 - Step 4: Simplify right side
10,273,302.36x = 80,668,912,971,895.38 - Step 5: Solve for x
x = 80,668,912,971,895.38/10,273,302.36 - Step 6: Final answer
x = 7,852,286.46
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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.