Finding the Fourth Proportional to 8,087,827.21, 12,131,848.07 and 2,696,479.36
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Solution
The fourth proportional to 8,087,827.21, 12,131,848.07 and 2,696,479.36 is: 4,044,754.80
Step by Step Solution
- Step 1: Write the proportion equation
8,087,827.21 : 12,131,848.07 = 2,696,479.36 : x - Step 2: Convert to fraction form
8,087,827.21/12,131,848.07 = 2,696,479.36/x - Step 3: Cross multiply
8,087,827.21x = 12,131,848.07 × 2,696,479.36 - Step 4: Simplify right side
8,087,827.21x = 32,713,277,928,716.12 - Step 5: Solve for x
x = 32,713,277,928,716.12/8,087,827.21 - Step 6: Final answer
x = 4,044,754.80
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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.