Finding the Fourth Proportional to 11,301,236.80, 16,951,474.92 and 4,911,489.84
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Solution
The fourth proportional to 11,301,236.80, 16,951,474.92 and 4,911,489.84 is: 7,367,069.49
Step by Step Solution
- Step 1: Write the proportion equation
11,301,236.80 : 16,951,474.92 = 4,911,489.84 : x - Step 2: Convert to fraction form
11,301,236.80/16,951,474.92 = 4,911,489.84/x - Step 3: Cross multiply
11,301,236.80x = 16,951,474.92 × 4,911,489.84 - Step 4: Simplify right side
11,301,236.80x = 83,256,996,842,594.81 - Step 5: Solve for x
x = 83,256,996,842,594.81/11,301,236.80 - Step 6: Final answer
x = 7,367,069.49
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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.