Finding the Fourth Proportional to 5,539,342.16, 8,323,626.06 and 2,982,447.56
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Solution
The fourth proportional to 5,539,342.16, 8,323,626.06 and 2,982,447.56 is: 4,481,539.06
Step by Step Solution
- Step 1: Write the proportion equation
5,539,342.16 : 8,323,626.06 = 2,982,447.56 : x - Step 2: Convert to fraction form
5,539,342.16/8,323,626.06 = 2,982,447.56/x - Step 3: Cross multiply
5,539,342.16x = 8,323,626.06 × 2,982,447.56 - Step 4: Simplify right side
5,539,342.16x = 24,824,778,232,999.41 - Step 5: Solve for x
x = 24,824,778,232,999.41/5,539,342.16 - Step 6: Final answer
x = 4,481,539.06
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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.