Finding the Fourth Proportional to 32,940,240.99, 45,457,531.67 and 18,258,113.11
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Solution
The fourth proportional to 32,940,240.99, 45,457,531.67 and 18,258,113.11 is: 25,196,195.59
Step by Step Solution
- Step 1: Write the proportion equation
32,940,240.99 : 45,457,531.67 = 18,258,113.11 : x - Step 2: Convert to fraction form
32,940,240.99/45,457,531.67 = 18,258,113.11/x - Step 3: Cross multiply
32,940,240.99x = 45,457,531.67 × 18,258,113.11 - Step 4: Simplify right side
32,940,240.99x = 829,968,754,613,689 - Step 5: Solve for x
x = 829,968,754,613,689/32,940,240.99 - Step 6: Final answer
x = 25,196,195.59
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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.