Finding the Fourth Proportional to 9,968,168.97, 14,954,775.32 and 2,779,703.62
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Solution
The fourth proportional to 9,968,168.97, 14,954,775.32 and 2,779,703.62 is: 4,170,258.67
Step by Step Solution
- Step 1: Write the proportion equation
9,968,168.97 : 14,954,775.32 = 2,779,703.62 : x - Step 2: Convert to fraction form
9,968,168.97/14,954,775.32 = 2,779,703.62/x - Step 3: Cross multiply
9,968,168.97x = 14,954,775.32 × 2,779,703.62 - Step 4: Simplify right side
9,968,168.97x = 41,569,843,062,852.98 - Step 5: Solve for x
x = 41,569,843,062,852.98/9,968,168.97 - Step 6: Final answer
x = 4,170,258.67
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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.