Finding the Fourth Proportional to 38,852,270.97, 53,614,725.70 and 21,448,241.61
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Solution
The fourth proportional to 38,852,270.97, 53,614,725.70 and 21,448,241.61 is: 29,597,796.01
Step by Step Solution
- Step 1: Write the proportion equation
38,852,270.97 : 53,614,725.70 = 21,448,241.61 : x - Step 2: Convert to fraction form
38,852,270.97/53,614,725.70 = 21,448,241.61/x - Step 3: Cross multiply
38,852,270.97x = 53,614,725.70 × 21,448,241.61 - Step 4: Simplify right side
38,852,270.97x = 1,149,941,590,667,476.50 - Step 5: Solve for x
x = 1,149,941,590,667,476.50/38,852,270.97 - Step 6: Final answer
x = 29,597,796.01
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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.