Finding the Fourth Proportional to 6,777,588.28, 9,352,816.41 and 3,680,044.69
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Solution
The fourth proportional to 6,777,588.28, 9,352,816.41 and 3,680,044.69 is: 5,078,322.99
Step by Step Solution
- Step 1: Write the proportion equation
6,777,588.28 : 9,352,816.41 = 3,680,044.69 : x - Step 2: Convert to fraction form
6,777,588.28/9,352,816.41 = 3,680,044.69/x - Step 3: Cross multiply
6,777,588.28x = 9,352,816.41 × 3,680,044.69 - Step 4: Simplify right side
6,777,588.28x = 34,418,782,366,165.36 - Step 5: Solve for x
x = 34,418,782,366,165.36/6,777,588.28 - Step 6: Final answer
x = 5,078,322.99
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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.