Finding the Fourth Proportional to 14,054,480.69, 19,394,819.05 and 7,775,240.00
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Solution
The fourth proportional to 14,054,480.69, 19,394,819.05 and 7,775,240.00 is: 10,729,629.66
Step by Step Solution
- Step 1: Write the proportion equation
14,054,480.69 : 19,394,819.05 = 7,775,240.00 : x - Step 2: Convert to fraction form
14,054,480.69/19,394,819.05 = 7,775,240.00/x - Step 3: Cross multiply
14,054,480.69x = 19,394,819.05 × 7,775,240.00 - Step 4: Simplify right side
14,054,480.69x = 150,799,372,773,347.91 - Step 5: Solve for x
x = 150,799,372,773,347.91/14,054,480.69 - Step 6: Final answer
x = 10,729,629.66
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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.