Finding the Fourth Proportional to 8,640,796.01, 11,924,398.19 and 4,773,236.09
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Solution
The fourth proportional to 8,640,796.01, 11,924,398.19 and 4,773,236.09 is: 6,587,120.88
Step by Step Solution
- Step 1: Write the proportion equation
8,640,796.01 : 11,924,398.19 = 4,773,236.09 : x - Step 2: Convert to fraction form
8,640,796.01/11,924,398.19 = 4,773,236.09/x - Step 3: Cross multiply
8,640,796.01x = 11,924,398.19 × 4,773,236.09 - Step 4: Simplify right side
8,640,796.01x = 56,917,967,744,349.78 - Step 5: Solve for x
x = 56,917,967,744,349.78/8,640,796.01 - Step 6: Final answer
x = 6,587,120.88
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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.