Finding the Fourth Proportional to 29,525,037.21, 40,745,732.29 and 16,473,436.74
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Solution
The fourth proportional to 29,525,037.21, 40,745,732.29 and 16,473,436.74 is: 22,734,001.60
Step by Step Solution
- Step 1: Write the proportion equation
29,525,037.21 : 40,745,732.29 = 16,473,436.74 : x - Step 2: Convert to fraction form
29,525,037.21/40,745,732.29 = 16,473,436.74/x - Step 3: Cross multiply
29,525,037.21x = 40,745,732.29 × 16,473,436.74 - Step 4: Simplify right side
29,525,037.21x = 671,222,243,263,106.75 - Step 5: Solve for x
x = 671,222,243,263,106.75/29,525,037.21 - Step 6: Final answer
x = 22,734,001.60
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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.