Finding the Fourth Proportional to 11,395,995.24, 15,725,850.53 and 6,238,359.12
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Solution
The fourth proportional to 11,395,995.24, 15,725,850.53 and 6,238,359.12 is: 8,608,594.60
Step by Step Solution
- Step 1: Write the proportion equation
11,395,995.24 : 15,725,850.53 = 6,238,359.12 : x - Step 2: Convert to fraction form
11,395,995.24/15,725,850.53 = 6,238,359.12/x - Step 3: Cross multiply
11,395,995.24x = 15,725,850.53 × 6,238,359.12 - Step 4: Simplify right side
11,395,995.24x = 98,103,503,042,390.55 - Step 5: Solve for x
x = 98,103,503,042,390.55/11,395,995.24 - Step 6: Final answer
x = 8,608,594.60
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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.