Finding the Fourth Proportional to 7,417,205.30, 11,127,064.11 and 2,558,192.49
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Solution
The fourth proportional to 7,417,205.30, 11,127,064.11 and 2,558,192.49 is: 3,837,721.98
Step by Step Solution
- Step 1: Write the proportion equation
7,417,205.30 : 11,127,064.11 = 2,558,192.49 : x - Step 2: Convert to fraction form
7,417,205.30/11,127,064.11 = 2,558,192.49/x - Step 3: Cross multiply
7,417,205.30x = 11,127,064.11 × 2,558,192.49 - Step 4: Simplify right side
7,417,205.30x = 28,465,171,841,950.54 - Step 5: Solve for x
x = 28,465,171,841,950.54/7,417,205.30 - Step 6: Final answer
x = 3,837,721.98
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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.