Finding the Fourth Proportional to 34,660,536.30, 47,833,034.49 and 19,190,620.62
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Solution
The fourth proportional to 34,660,536.30, 47,833,034.49 and 19,190,620.62 is: 26,483,883.86
Step by Step Solution
- Step 1: Write the proportion equation
34,660,536.30 : 47,833,034.49 = 19,190,620.62 : x - Step 2: Convert to fraction form
34,660,536.30/47,833,034.49 = 19,190,620.62/x - Step 3: Cross multiply
34,660,536.30x = 47,833,034.49 × 19,190,620.62 - Step 4: Simplify right side
34,660,536.30x = 917,945,618,000,965.25 - Step 5: Solve for x
x = 917,945,618,000,965.25/34,660,536.30 - Step 6: Final answer
x = 26,483,883.86
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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.