Finding the Fourth Proportional to 8,263,054.26, 11,402,109.41 and 4,777,865.62
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Solution
The fourth proportional to 8,263,054.26, 11,402,109.41 and 4,777,865.62 is: 6,592,930.99
Step by Step Solution
- Step 1: Write the proportion equation
8,263,054.26 : 11,402,109.41 = 4,777,865.62 : x - Step 2: Convert to fraction form
8,263,054.26/11,402,109.41 = 4,777,865.62/x - Step 3: Cross multiply
8,263,054.26x = 11,402,109.41 × 4,777,865.62 - Step 4: Simplify right side
8,263,054.26x = 54,477,746,507,191.66 - Step 5: Solve for x
x = 54,477,746,507,191.66/8,263,054.26 - Step 6: Final answer
x = 6,592,930.99
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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.