Finding the Fourth Proportional to 11,230,468.62, 15,498,046.80 and 6,073,830.24
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Solution
The fourth proportional to 11,230,468.62, 15,498,046.80 and 6,073,830.24 is: 8,381,885.79
Step by Step Solution
- Step 1: Write the proportion equation
11,230,468.62 : 15,498,046.80 = 6,073,830.24 : x - Step 2: Convert to fraction form
11,230,468.62/15,498,046.80 = 6,073,830.24/x - Step 3: Cross multiply
11,230,468.62x = 15,498,046.80 × 6,073,830.24 - Step 4: Simplify right side
11,230,468.62x = 94,132,505,314,775.23 - Step 5: Solve for x
x = 94,132,505,314,775.23/11,230,468.62 - Step 6: Final answer
x = 8,381,885.79
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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.