Finding the Fourth Proportional to 11,247,639.36, 15,517,347.85 and 6,537,252.19
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Solution
The fourth proportional to 11,247,639.36, 15,517,347.85 and 6,537,252.19 is: 9,018,853.90
Step by Step Solution
- Step 1: Write the proportion equation
11,247,639.36 : 15,517,347.85 = 6,537,252.19 : x - Step 2: Convert to fraction form
11,247,639.36/15,517,347.85 = 6,537,252.19/x - Step 3: Cross multiply
11,247,639.36x = 15,517,347.85 × 6,537,252.19 - Step 4: Simplify right side
11,247,639.36x = 101,440,816,143,244.64 - Step 5: Solve for x
x = 101,440,816,143,244.64/11,247,639.36 - Step 6: Final answer
x = 9,018,853.90
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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.