Finding the Fourth Proportional to 11,571,455.91, 17,358,128.40 and 5,811,227.09
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Solution
The fourth proportional to 11,571,455.91, 17,358,128.40 and 5,811,227.09 is: 8,717,314.99
Step by Step Solution
- Step 1: Write the proportion equation
11,571,455.91 : 17,358,128.40 = 5,811,227.09 : x - Step 2: Convert to fraction form
11,571,455.91/17,358,128.40 = 5,811,227.09/x - Step 3: Cross multiply
11,571,455.91x = 17,358,128.40 × 5,811,227.09 - Step 4: Simplify right side
11,571,455.91x = 100,872,026,018,645.62 - Step 5: Solve for x
x = 100,872,026,018,645.62/11,571,455.91 - Step 6: Final answer
x = 8,717,314.99
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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.