Finding the Fourth Proportional to 27,943,177.31, 38,554,988.33 and 23,489,664.53
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Solution
The fourth proportional to 27,943,177.31, 38,554,988.33 and 23,489,664.53 is: 32,410,192.00
Step by Step Solution
- Step 1: Write the proportion equation
27,943,177.31 : 38,554,988.33 = 23,489,664.53 : x - Step 2: Convert to fraction form
27,943,177.31/38,554,988.33 = 23,489,664.53/x - Step 3: Cross multiply
27,943,177.31x = 38,554,988.33 × 23,489,664.53 - Step 4: Simplify right side
27,943,177.31x = 905,643,741,829,765 - Step 5: Solve for x
x = 905,643,741,829,765/27,943,177.31 - Step 6: Final answer
x = 32,410,192.00
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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.