Finding the Fourth Proportional to 5,052,108.96, 6,971,828.40 and 2,760,220.08
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Solution
The fourth proportional to 5,052,108.96, 6,971,828.40 and 2,760,220.08 is: 3,809,058.93
Step by Step Solution
- Step 1: Write the proportion equation
5,052,108.96 : 6,971,828.40 = 2,760,220.08 : x - Step 2: Convert to fraction form
5,052,108.96/6,971,828.40 = 2,760,220.08/x - Step 3: Cross multiply
5,052,108.96x = 6,971,828.40 × 2,760,220.08 - Step 4: Simplify right side
5,052,108.96x = 19,243,780,743,994.27 - Step 5: Solve for x
x = 19,243,780,743,994.27/5,052,108.96 - Step 6: Final answer
x = 3,809,058.93
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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.