Finding the Fourth Proportional to 11,448,716.22, 15,799,412.79 and 6,553,918.62
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Solution
The fourth proportional to 11,448,716.22, 15,799,412.79 and 6,553,918.62 is: 9,044,513.26
Step by Step Solution
- Step 1: Write the proportion equation
11,448,716.22 : 15,799,412.79 = 6,553,918.62 : x - Step 2: Convert to fraction form
11,448,716.22/15,799,412.79 = 6,553,918.62/x - Step 3: Cross multiply
11,448,716.22x = 15,799,412.79 × 6,553,918.62 - Step 4: Simplify right side
11,448,716.22x = 103,548,065,669,447.14 - Step 5: Solve for x
x = 103,548,065,669,447.14/11,448,716.22 - Step 6: Final answer
x = 9,044,513.26
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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.