Finding the Fourth Proportional to 16,382,310.68, 22,612,085.88 and 9,509,007.08
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Solution
The fourth proportional to 16,382,310.68, 22,612,085.88 and 9,509,007.08 is: 13,125,040.11
Step by Step Solution
- Step 1: Write the proportion equation
16,382,310.68 : 22,612,085.88 = 9,509,007.08 : x - Step 2: Convert to fraction form
16,382,310.68/22,612,085.88 = 9,509,007.08/x - Step 3: Cross multiply
16,382,310.68x = 22,612,085.88 × 9,509,007.08 - Step 4: Simplify right side
16,382,310.68x = 215,018,484,726,488.03 - Step 5: Solve for x
x = 215,018,484,726,488.03/16,382,310.68 - Step 6: Final answer
x = 13,125,040.11
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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.