Finding the Fourth Proportional to 50,684,585.18, 69,946,202.76 and 28,657,611.44
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Solution
The fourth proportional to 50,684,585.18, 69,946,202.76 and 28,657,611.44 is: 39,548,337.89
Step by Step Solution
- Step 1: Write the proportion equation
50,684,585.18 : 69,946,202.76 = 28,657,611.44 : x - Step 2: Convert to fraction form
50,684,585.18/69,946,202.76 = 28,657,611.44/x - Step 3: Cross multiply
50,684,585.18x = 69,946,202.76 × 28,657,611.44 - Step 4: Simplify right side
50,684,585.18x = 2,004,491,100,399,535.75 - Step 5: Solve for x
x = 2,004,491,100,399,535.75/50,684,585.18 - Step 6: Final answer
x = 39,548,337.89
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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.