Finding the Fourth Proportional to 11,553,702.48, 15,944,607.08 and 6,397,063.28
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Solution
The fourth proportional to 11,553,702.48, 15,944,607.08 and 6,397,063.28 is: 8,828,222.87
Step by Step Solution
- Step 1: Write the proportion equation
11,553,702.48 : 15,944,607.08 = 6,397,063.28 : x - Step 2: Convert to fraction form
11,553,702.48/15,944,607.08 = 6,397,063.28/x - Step 3: Cross multiply
11,553,702.48x = 15,944,607.08 × 6,397,063.28 - Step 4: Simplify right side
11,553,702.48x = 101,998,660,465,496.03 - Step 5: Solve for x
x = 101,998,660,465,496.03/11,553,702.48 - Step 6: Final answer
x = 8,828,222.87
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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.