Finding the Fourth Proportional to 5,346,077.80, 8,019,116.70 and 3,645,466.60
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Solution
The fourth proportional to 5,346,077.80, 8,019,116.70 and 3,645,466.60 is: 5,468,199.90
Step by Step Solution
- Step 1: Write the proportion equation
5,346,077.80 : 8,019,116.70 = 3,645,466.60 : x - Step 2: Convert to fraction form
5,346,077.80/8,019,116.70 = 3,645,466.60/x - Step 3: Cross multiply
5,346,077.80x = 8,019,116.70 × 3,645,466.60 - Step 4: Simplify right side
5,346,077.80x = 29,233,422,091,352.22 - Step 5: Solve for x
x = 29,233,422,091,352.22/5,346,077.80 - Step 6: Final answer
x = 5,468,199.90
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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.