Finding the Fourth Proportional to 6,174,273.66, 8,517,783.56 and 3,725,518.92
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Solution
The fourth proportional to 6,174,273.66, 8,517,783.56 and 3,725,518.92 is: 5,139,578.44
Step by Step Solution
- Step 1: Write the proportion equation
6,174,273.66 : 8,517,783.56 = 3,725,518.92 : x - Step 2: Convert to fraction form
6,174,273.66/8,517,783.56 = 3,725,518.92/x - Step 3: Cross multiply
6,174,273.66x = 8,517,783.56 × 3,725,518.92 - Step 4: Simplify right side
6,174,273.66x = 31,733,163,809,244.96 - Step 5: Solve for x
x = 31,733,163,809,244.96/6,174,273.66 - Step 6: Final answer
x = 5,139,578.44
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1.5x scale
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.