Finding the Fourth Proportional to 7,102,915.86, 10,654,472.07 and 2,310,630.24
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Solution
The fourth proportional to 7,102,915.86, 10,654,472.07 and 2,310,630.24 is: 3,465,977.33
Step by Step Solution
- Step 1: Write the proportion equation
7,102,915.86 : 10,654,472.07 = 2,310,630.24 : x - Step 2: Convert to fraction form
7,102,915.86/10,654,472.07 = 2,310,630.24/x - Step 3: Cross multiply
7,102,915.86x = 10,654,472.07 × 2,310,630.24 - Step 4: Simplify right side
7,102,915.86x = 24,618,545,356,177.40 - Step 5: Solve for x
x = 24,618,545,356,177.40/7,102,915.86 - Step 6: Final answer
x = 3,465,977.33
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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.