Finding the Fourth Proportional to 51,263,203.92, 70,743,437.10 and 27,741,741.79
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Solution
The fourth proportional to 51,263,203.92, 70,743,437.10 and 27,741,741.79 is: 38,283,720.39
Step by Step Solution
- Step 1: Write the proportion equation
51,263,203.92 : 70,743,437.10 = 27,741,741.79 : x - Step 2: Convert to fraction form
51,263,203.92/70,743,437.10 = 27,741,741.79/x - Step 3: Cross multiply
51,263,203.92x = 70,743,437.10 × 27,741,741.79 - Step 4: Simplify right side
51,263,203.92x = 1,962,546,165,365,306.25 - Step 5: Solve for x
x = 1,962,546,165,365,306.25/51,263,203.92 - Step 6: Final answer
x = 38,283,720.39
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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.