Finding the Fourth Proportional to 44,205,877.80, 66,317,784.70 and 13,906,693.80
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Solution
The fourth proportional to 44,205,877.80, 66,317,784.70 and 13,906,693.80 is: 20,862,861.94
Step by Step Solution
- Step 1: Write the proportion equation
44,205,877.80 : 66,317,784.70 = 13,906,693.80 : x - Step 2: Convert to fraction form
44,205,877.80/66,317,784.70 = 13,906,693.80/x - Step 3: Cross multiply
44,205,877.80x = 66,317,784.70 × 13,906,693.80 - Step 4: Simplify right side
44,205,877.80x = 922,261,125,317,225 - Step 5: Solve for x
x = 922,261,125,317,225/44,205,877.80 - Step 6: Final answer
x = 20,862,861.94
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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.