Finding the Fourth Proportional to 12,522,841.88, 18,787,849.50 and 6,134,964.84
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Solution
The fourth proportional to 12,522,841.88, 18,787,849.50 and 6,134,964.84 is: 9,204,204.38
Step by Step Solution
- Step 1: Write the proportion equation
12,522,841.88 : 18,787,849.50 = 6,134,964.84 : x - Step 2: Convert to fraction form
12,522,841.88/18,787,849.50 = 6,134,964.84/x - Step 3: Cross multiply
12,522,841.88x = 18,787,849.50 × 6,134,964.84 - Step 4: Simplify right side
12,522,841.88x = 115,262,796,101,711.58 - Step 5: Solve for x
x = 115,262,796,101,711.58/12,522,841.88 - Step 6: Final answer
x = 9,204,204.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.