Finding the Fourth Proportional to 7,610,436.77, 11,414,439.97 and 2,217,825.80
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Solution
The fourth proportional to 7,610,436.77, 11,414,439.97 and 2,217,825.80 is: 3,326,384.58
Step by Step Solution
- Step 1: Write the proportion equation
7,610,436.77 : 11,414,439.97 = 2,217,825.80 : x - Step 2: Convert to fraction form
7,610,436.77/11,414,439.97 = 2,217,825.80/x - Step 3: Cross multiply
7,610,436.77x = 11,414,439.97 × 2,217,825.80 - Step 4: Simplify right side
7,610,436.77x = 25,315,239,489,325.61 - Step 5: Solve for x
x = 25,315,239,489,325.61/7,610,436.77 - Step 6: Final answer
x = 3,326,384.58
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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.