Finding the Fourth Proportional to 10,377,828.30, 14,321,430.84 and 5,794,313.70
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Solution
The fourth proportional to 10,377,828.30, 14,321,430.84 and 5,794,313.70 is: 7,996,168.42
Step by Step Solution
- Step 1: Write the proportion equation
10,377,828.30 : 14,321,430.84 = 5,794,313.70 : x - Step 2: Convert to fraction form
10,377,828.30/14,321,430.84 = 5,794,313.70/x - Step 3: Cross multiply
10,377,828.30x = 14,321,430.84 × 5,794,313.70 - Step 4: Simplify right side
10,377,828.30x = 82,982,862,919,814.52 - Step 5: Solve for x
x = 82,982,862,919,814.52/10,377,828.30 - Step 6: Final answer
x = 7,996,168.42
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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.