Finding the Fourth Proportional to 27,519,625.22, 37,977,107.12 and 15,129,929.44
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Solution
The fourth proportional to 27,519,625.22, 37,977,107.12 and 15,129,929.44 is: 20,879,316.00
Step by Step Solution
- Step 1: Write the proportion equation
27,519,625.22 : 37,977,107.12 = 15,129,929.44 : x - Step 2: Convert to fraction form
27,519,625.22/37,977,107.12 = 15,129,929.44/x - Step 3: Cross multiply
27,519,625.22x = 37,977,107.12 × 15,129,929.44 - Step 4: Simplify right side
27,519,625.22x = 574,590,951,060,921.50 - Step 5: Solve for x
x = 574,590,951,060,921.50/27,519,625.22 - Step 6: Final answer
x = 20,879,316.00
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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.