Finding the Fourth Proportional to 11,424,789.13, 17,136,580.14 and 3,747,422.68
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Solution
The fourth proportional to 11,424,789.13, 17,136,580.14 and 3,747,422.68 is: 5,620,936.05
Step by Step Solution
- Step 1: Write the proportion equation
11,424,789.13 : 17,136,580.14 = 3,747,422.68 : x - Step 2: Convert to fraction form
11,424,789.13/17,136,580.14 = 3,747,422.68/x - Step 3: Cross multiply
11,424,789.13x = 17,136,580.14 × 3,747,422.68 - Step 4: Simplify right side
11,424,789.13x = 64,218,009,072,480.07 - Step 5: Solve for x
x = 64,218,009,072,480.07/11,424,789.13 - Step 6: Final answer
x = 5,620,936.05
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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.