Finding the Fourth Proportional to 11,479,797.76, 15,842,119.08 and 6,323,159.08
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Solution
The fourth proportional to 11,479,797.76, 15,842,119.08 and 6,323,159.08 is: 8,725,958.52
Step by Step Solution
- Step 1: Write the proportion equation
11,479,797.76 : 15,842,119.08 = 6,323,159.08 : x - Step 2: Convert to fraction form
11,479,797.76/15,842,119.08 = 6,323,159.08/x - Step 3: Cross multiply
11,479,797.76x = 15,842,119.08 × 6,323,159.08 - Step 4: Simplify right side
11,479,797.76x = 100,172,239,107,143.25 - Step 5: Solve for x
x = 100,172,239,107,143.25/11,479,797.76 - Step 6: Final answer
x = 8,725,958.52
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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.