Finding the Fourth Proportional to 49,760,054.12, 74,609,288.21 and 19,432,254.44
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Solution
The fourth proportional to 49,760,054.12, 74,609,288.21 and 19,432,254.44 is: 29,136,356.42
Step by Step Solution
- Step 1: Write the proportion equation
49,760,054.12 : 74,609,288.21 = 19,432,254.44 : x - Step 2: Convert to fraction form
49,760,054.12/74,609,288.21 = 19,432,254.44/x - Step 3: Cross multiply
49,760,054.12x = 74,609,288.21 × 19,432,254.44 - Step 4: Simplify right side
49,760,054.12x = 1,449,826,672,084,012.25 - Step 5: Solve for x
x = 1,449,826,672,084,012.25/49,760,054.12 - Step 6: Final answer
x = 29,136,356.42
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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.