Finding the Fourth Proportional to 11,395,995.49, 15,725,850.87 and 6,238,359.37
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Solution
The fourth proportional to 11,395,995.49, 15,725,850.87 and 6,238,359.37 is: 8,608,594.94
Step by Step Solution
- Step 1: Write the proportion equation
11,395,995.49 : 15,725,850.87 = 6,238,359.37 : x - Step 2: Convert to fraction form
11,395,995.49/15,725,850.87 = 6,238,359.37/x - Step 3: Cross multiply
11,395,995.49x = 15,725,850.87 × 6,238,359.37 - Step 4: Simplify right side
11,395,995.49x = 98,103,509,126,087.16 - Step 5: Solve for x
x = 98,103,509,126,087.16/11,395,995.49 - Step 6: Final answer
x = 8,608,594.94
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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.