Finding the Fourth Proportional to 44,431,635.15, 66,653,828.19 and 13,728,895.38
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Solution
The fourth proportional to 44,431,635.15, 66,653,828.19 and 13,728,895.38 is: 20,595,313.02
Step by Step Solution
- Step 1: Write the proportion equation
44,431,635.15 : 66,653,828.19 = 13,728,895.38 : x - Step 2: Convert to fraction form
44,431,635.15/66,653,828.19 = 13,728,895.38/x - Step 3: Cross multiply
44,431,635.15x = 66,653,828.19 × 13,728,895.38 - Step 4: Simplify right side
44,431,635.15x = 915,083,433,897,004.75 - Step 5: Solve for x
x = 915,083,433,897,004.75/44,431,635.15 - Step 6: Final answer
x = 20,595,313.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.