Finding the Fourth Proportional to 46,629,807.20, 69,944,710.80 and 26,474,415.20
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Solution
The fourth proportional to 46,629,807.20, 69,944,710.80 and 26,474,415.20 is: 39,711,622.80
Step by Step Solution
- Step 1: Write the proportion equation
46,629,807.20 : 69,944,710.80 = 26,474,415.20 : x - Step 2: Convert to fraction form
46,629,807.20/69,944,710.80 = 26,474,415.20/x - Step 3: Cross multiply
46,629,807.20x = 69,944,710.80 × 26,474,415.20 - Step 4: Simplify right side
46,629,807.20x = 1,851,745,314,763,124 - Step 5: Solve for x
x = 1,851,745,314,763,124/46,629,807.20 - Step 6: Final answer
x = 39,711,622.80
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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.