Finding the Fourth Proportional to 17,920,243.26, 26,880,313.86 and 4,457,071.26
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Solution
The fourth proportional to 17,920,243.26, 26,880,313.86 and 4,457,071.26 is: 6,685,594.20
Step by Step Solution
- Step 1: Write the proportion equation
17,920,243.26 : 26,880,313.86 = 4,457,071.26 : x - Step 2: Convert to fraction form
17,920,243.26/26,880,313.86 = 4,457,071.26/x - Step 3: Cross multiply
17,920,243.26x = 26,880,313.86 × 4,457,071.26 - Step 4: Simplify right side
17,920,243.26x = 119,807,474,365,185.66 - Step 5: Solve for x
x = 119,807,474,365,185.66/17,920,243.26 - Step 6: Final answer
x = 6,685,594.20
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1.5x scale
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.