Finding the Fourth Proportional to 14,841,240.42, 20,483,073.99 and 8,315,310.99
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Solution
The fourth proportional to 14,841,240.42, 20,483,073.99 and 8,315,310.99 is: 11,476,340.62
Step by Step Solution
- Step 1: Write the proportion equation
14,841,240.42 : 20,483,073.99 = 8,315,310.99 : x - Step 2: Convert to fraction form
14,841,240.42/20,483,073.99 = 8,315,310.99/x - Step 3: Cross multiply
14,841,240.42x = 20,483,073.99 × 8,315,310.99 - Step 4: Simplify right side
14,841,240.42x = 170,323,130,258,030.16 - Step 5: Solve for x
x = 170,323,130,258,030.16/14,841,240.42 - Step 6: Final answer
x = 11,476,340.62
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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.