Finding the Fourth Proportional to 53,051,883.12, 79,577,820.24 and 14,713,396.56
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Solution
The fourth proportional to 53,051,883.12, 79,577,820.24 and 14,713,396.56 is: 22,070,093.61
Step by Step Solution
- Step 1: Write the proportion equation
53,051,883.12 : 79,577,820.24 = 14,713,396.56 : x - Step 2: Convert to fraction form
53,051,883.12/79,577,820.24 = 14,713,396.56/x - Step 3: Cross multiply
53,051,883.12x = 79,577,820.24 × 14,713,396.56 - Step 4: Simplify right side
53,051,883.12x = 1,170,860,026,571,514.25 - Step 5: Solve for x
x = 1,170,860,026,571,514.25/53,051,883.12 - Step 6: Final answer
x = 22,070,093.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.