Finding the Fourth Proportional to 58,464,361.25, 80,597,644.65 and 39,855,621.12
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Solution
The fourth proportional to 58,464,361.25, 80,597,644.65 and 39,855,621.12 is: 54,944,056.85
Step by Step Solution
- Step 1: Write the proportion equation
58,464,361.25 : 80,597,644.65 = 39,855,621.12 : x - Step 2: Convert to fraction form
58,464,361.25/80,597,644.65 = 39,855,621.12/x - Step 3: Cross multiply
58,464,361.25x = 80,597,644.65 × 39,855,621.12 - Step 4: Simplify right side
58,464,361.25x = 3,212,269,188,334,795 - Step 5: Solve for x
x = 3,212,269,188,334,795/58,464,361.25 - Step 6: Final answer
x = 54,944,056.85
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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.