Finding the Fourth Proportional to 50,554,125.54, 69,766,671.33 and 29,643,251.94
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Solution
The fourth proportional to 50,554,125.54, 69,766,671.33 and 29,643,251.94 is: 40,908,847.56
Step by Step Solution
- Step 1: Write the proportion equation
50,554,125.54 : 69,766,671.33 = 29,643,251.94 : x - Step 2: Convert to fraction form
50,554,125.54/69,766,671.33 = 29,643,251.94/x - Step 3: Cross multiply
50,554,125.54x = 69,766,671.33 × 29,643,251.94 - Step 4: Simplify right side
50,554,125.54x = 2,068,111,015,250,365 - Step 5: Solve for x
x = 2,068,111,015,250,365/50,554,125.54 - Step 6: Final answer
x = 40,908,847.56
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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.