Finding the Fourth Proportional to 11,463,440.18, 15,819,546.89 and 6,306,691.02
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Solution
The fourth proportional to 11,463,440.18, 15,819,546.89 and 6,306,691.02 is: 8,703,233.30
Step by Step Solution
- Step 1: Write the proportion equation
11,463,440.18 : 15,819,546.89 = 6,306,691.02 : x - Step 2: Convert to fraction form
11,463,440.18/15,819,546.89 = 6,306,691.02/x - Step 3: Cross multiply
11,463,440.18x = 15,819,546.89 × 6,306,691.02 - Step 4: Simplify right side
11,463,440.18x = 99,768,994,311,631.92 - Step 5: Solve for x
x = 99,768,994,311,631.92/11,463,440.18 - Step 6: Final answer
x = 8,703,233.30
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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.