Finding the Fourth Proportional to 5,361,846.14, 7,399,400.26 and 2,914,455.68
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Solution
The fourth proportional to 5,361,846.14, 7,399,400.26 and 2,914,455.68 is: 4,021,977.42
Step by Step Solution
- Step 1: Write the proportion equation
5,361,846.14 : 7,399,400.26 = 2,914,455.68 : x - Step 2: Convert to fraction form
5,361,846.14/7,399,400.26 = 2,914,455.68/x - Step 3: Cross multiply
5,361,846.14x = 7,399,400.26 × 2,914,455.68 - Step 4: Simplify right side
5,361,846.14x = 21,565,224,127,562.84 - Step 5: Solve for x
x = 21,565,224,127,562.84/5,361,846.14 - Step 6: Final answer
x = 4,021,977.42
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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.