Finding the Fourth Proportional to 11,465,571.12, 15,822,013.68 and 6,238,600.80
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Solution
The fourth proportional to 11,465,571.12, 15,822,013.68 and 6,238,600.80 is: 8,609,010.94
Step by Step Solution
- Step 1: Write the proportion equation
11,465,571.12 : 15,822,013.68 = 6,238,600.80 : x - Step 2: Convert to fraction form
11,465,571.12/15,822,013.68 = 6,238,600.80/x - Step 3: Cross multiply
11,465,571.12x = 15,822,013.68 × 6,238,600.80 - Step 4: Simplify right side
11,465,571.12x = 98,707,227,201,658.94 - Step 5: Solve for x
x = 98,707,227,201,658.94/11,465,571.12 - Step 6: Final answer
x = 8,609,010.94
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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.