Finding the Fourth Proportional to 23,984,711.92, 33,083,664.69 and 15,725,309.68
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Solution
The fourth proportional to 23,984,711.92, 33,083,664.69 and 15,725,309.68 is: 21,690,936.89
Step by Step Solution
- Step 1: Write the proportion equation
23,984,711.92 : 33,083,664.69 = 15,725,309.68 : x - Step 2: Convert to fraction form
23,984,711.92/33,083,664.69 = 15,725,309.68/x - Step 3: Cross multiply
23,984,711.92x = 33,083,664.69 × 15,725,309.68 - Step 4: Simplify right side
23,984,711.92x = 520,250,872,599,531.19 - Step 5: Solve for x
x = 520,250,872,599,531.19/23,984,711.92 - Step 6: Final answer
x = 21,690,936.89
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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.