Finding the Fourth Proportional to 11,485,961.92, 15,850,733.76 and 6,329,508
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Solution
The fourth proportional to 11,485,961.92, 15,850,733.76 and 6,329,508 is: 8,734,779.62
Step by Step Solution
- Step 1: Write the proportion equation
11,485,961.92 : 15,850,733.76 = 6,329,508 : x - Step 2: Convert to fraction form
11,485,961.92/15,850,733.76 = 6,329,508/x - Step 3: Cross multiply
11,485,961.92x = 15,850,733.76 × 6,329,508 - Step 4: Simplify right side
11,485,961.92x = 100,327,346,139,790.08 - Step 5: Solve for x
x = 100,327,346,139,790.08/11,485,961.92 - Step 6: Final answer
x = 8,734,779.62
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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.