Finding the Fourth Proportional to 5,027,851.36, 6,938,580.88 and 2,736,159.84
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Solution
The fourth proportional to 5,027,851.36, 6,938,580.88 and 2,736,159.84 is: 3,775,980.03
Step by Step Solution
- Step 1: Write the proportion equation
5,027,851.36 : 6,938,580.88 = 2,736,159.84 : x - Step 2: Convert to fraction form
5,027,851.36/6,938,580.88 = 2,736,159.84/x - Step 3: Cross multiply
5,027,851.36x = 6,938,580.88 × 2,736,159.84 - Step 4: Simplify right side
5,027,851.36x = 18,985,066,350,447.86 - Step 5: Solve for x
x = 18,985,066,350,447.86/5,027,851.36 - Step 6: Final answer
x = 3,775,980.03
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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.