Finding the Fourth Proportional to 11,867,124.69, 16,376,954.09 and 6,711,257.25
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Solution
The fourth proportional to 11,867,124.69, 16,376,954.09 and 6,711,257.25 is: 9,261,717.12
Step by Step Solution
- Step 1: Write the proportion equation
11,867,124.69 : 16,376,954.09 = 6,711,257.25 : x - Step 2: Convert to fraction form
11,867,124.69/16,376,954.09 = 6,711,257.25/x - Step 3: Cross multiply
11,867,124.69x = 16,376,954.09 × 6,711,257.25 - Step 4: Simplify right side
11,867,124.69x = 109,909,951,869,429.66 - Step 5: Solve for x
x = 109,909,951,869,429.66/11,867,124.69 - Step 6: Final answer
x = 9,261,717.12
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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.