Finding the Fourth Proportional to 24,749,812.09, 34,161,019.12 and 16,912,496.66
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Solution
The fourth proportional to 24,749,812.09, 34,161,019.12 and 16,912,496.66 is: 23,343,535.69
Step by Step Solution
- Step 1: Write the proportion equation
24,749,812.09 : 34,161,019.12 = 16,912,496.66 : x - Step 2: Convert to fraction form
24,749,812.09/34,161,019.12 = 16,912,496.66/x - Step 3: Cross multiply
24,749,812.09x = 34,161,019.12 × 16,912,496.66 - Step 4: Simplify right side
24,749,812.09x = 577,748,121,619,531.75 - Step 5: Solve for x
x = 577,748,121,619,531.75/24,749,812.09 - Step 6: Final answer
x = 23,343,535.69
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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.