Finding the Fourth Proportional to 7,713,241.99, 10,644,043.26 and 4,228,461.69
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Solution
The fourth proportional to 7,713,241.99, 10,644,043.26 and 4,228,461.69 is: 5,835,150.66
Step by Step Solution
- Step 1: Write the proportion equation
7,713,241.99 : 10,644,043.26 = 4,228,461.69 : x - Step 2: Convert to fraction form
7,713,241.99/10,644,043.26 = 4,228,461.69/x - Step 3: Cross multiply
7,713,241.99x = 10,644,043.26 × 4,228,461.69 - Step 4: Simplify right side
7,713,241.99x = 45,007,929,103,769.18 - Step 5: Solve for x
x = 45,007,929,103,769.18/7,713,241.99 - Step 6: Final answer
x = 5,835,150.66
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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.