Finding the Fourth Proportional to 29,515,806.07, 40,731,705.87 and 16,463,054.99
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Solution
The fourth proportional to 29,515,806.07, 40,731,705.87 and 16,463,054.99 is: 22,718,956.48
Step by Step Solution
- Step 1: Write the proportion equation
29,515,806.07 : 40,731,705.87 = 16,463,054.99 : x - Step 2: Convert to fraction form
29,515,806.07/40,731,705.87 = 16,463,054.99/x - Step 3: Cross multiply
29,515,806.07x = 40,731,705.87 × 16,463,054.99 - Step 4: Simplify right side
29,515,806.07x = 670,568,313,614,408.62 - Step 5: Solve for x
x = 670,568,313,614,408.62/29,515,806.07 - Step 6: Final answer
x = 22,718,956.48
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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.