Finding the Fourth Proportional to 36,908,537.80, 55,362,806.70 and 16,438,217.80
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Solution
The fourth proportional to 36,908,537.80, 55,362,806.70 and 16,438,217.80 is: 24,657,326.70
Step by Step Solution
- Step 1: Write the proportion equation
36,908,537.80 : 55,362,806.70 = 16,438,217.80 : x - Step 2: Convert to fraction form
36,908,537.80/55,362,806.70 = 16,438,217.80/x - Step 3: Cross multiply
36,908,537.80x = 55,362,806.70 × 16,438,217.80 - Step 4: Simplify right side
36,908,537.80x = 910,065,874,553,899.38 - Step 5: Solve for x
x = 910,065,874,553,899.38/36,908,537.80 - Step 6: Final answer
x = 24,657,326.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.