Finding the Fourth Proportional to 36,612,466.74, 50,521,864.44 and 21,725,224.98
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Solution
The fourth proportional to 36,612,466.74, 50,521,864.44 and 21,725,224.98 is: 29,978,828.77
Step by Step Solution
- Step 1: Write the proportion equation
36,612,466.74 : 50,521,864.44 = 21,725,224.98 : x - Step 2: Convert to fraction form
36,612,466.74/50,521,864.44 = 21,725,224.98/x - Step 3: Cross multiply
36,612,466.74x = 50,521,864.44 × 21,725,224.98 - Step 4: Simplify right side
36,612,466.74x = 1,097,598,871,368,061.62 - Step 5: Solve for x
x = 1,097,598,871,368,061.62/36,612,466.74 - Step 6: Final answer
x = 29,978,828.77
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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.