Finding the Fourth Proportional to 5,295,137.05, 7,935,726.21 and 2,098,519.03
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Solution
The fourth proportional to 5,295,137.05, 7,935,726.21 and 2,098,519.03 is: 3,145,012.55
Step by Step Solution
- Step 1: Write the proportion equation
5,295,137.05 : 7,935,726.21 = 2,098,519.03 : x - Step 2: Convert to fraction form
5,295,137.05/7,935,726.21 = 2,098,519.03/x - Step 3: Cross multiply
5,295,137.05x = 7,935,726.21 × 2,098,519.03 - Step 4: Simplify right side
5,295,137.05x = 16,653,272,468,554.78 - Step 5: Solve for x
x = 16,653,272,468,554.78/5,295,137.05 - Step 6: Final answer
x = 3,145,012.55
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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.