Finding the Fourth Proportional to 29,513,152.96, 40,728,205.43 and 16,461,253.14
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Solution
The fourth proportional to 29,513,152.96, 40,728,205.43 and 16,461,253.14 is: 22,716,559.64
Step by Step Solution
- Step 1: Write the proportion equation
29,513,152.96 : 40,728,205.43 = 16,461,253.14 : x - Step 2: Convert to fraction form
29,513,152.96/40,728,205.43 = 16,461,253.14/x - Step 3: Cross multiply
29,513,152.96x = 40,728,205.43 × 16,461,253.14 - Step 4: Simplify right side
29,513,152.96x = 670,437,299,438,846.25 - Step 5: Solve for x
x = 670,437,299,438,846.25/29,513,152.96 - Step 6: Final answer
x = 22,716,559.64
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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.