Finding the Fourth Proportional to 11,874,768, 16,387,211.52 and 6,442,260
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Solution
The fourth proportional to 11,874,768, 16,387,211.52 and 6,442,260 is: 8,890,335.99
Step by Step Solution
- Step 1: Write the proportion equation
11,874,768 : 16,387,211.52 = 6,442,260 : x - Step 2: Convert to fraction form
11,874,768/16,387,211.52 = 6,442,260/x - Step 3: Cross multiply
11,874,768x = 16,387,211.52 × 6,442,260 - Step 4: Simplify right side
11,874,768x = 105,570,677,286,835.20 - Step 5: Solve for x
x = 105,570,677,286,835.20/11,874,768 - Step 6: Final answer
x = 8,890,335.99
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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.