Finding the Fourth Proportional to 11,104,873.52, 15,324,638.88 and 6,210,105.12
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Solution
The fourth proportional to 11,104,873.52, 15,324,638.88 and 6,210,105.12 is: 8,569,896.65
Step by Step Solution
- Step 1: Write the proportion equation
11,104,873.52 : 15,324,638.88 = 6,210,105.12 : x - Step 2: Convert to fraction form
11,104,873.52/15,324,638.88 = 6,210,105.12/x - Step 3: Cross multiply
11,104,873.52x = 15,324,638.88 × 6,210,105.12 - Step 4: Simplify right side
11,104,873.52x = 95,167,618,370,839.08 - Step 5: Solve for x
x = 95,167,618,370,839.08/11,104,873.52 - Step 6: Final answer
x = 8,569,896.65
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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.