Finding the Fourth Proportional to 10,790,644.12, 14,901,033.03 and 6,929,891.10
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Solution
The fourth proportional to 10,790,644.12, 14,901,033.03 and 6,929,891.10 is: 9,569,635.98
Step by Step Solution
- Step 1: Write the proportion equation
10,790,644.12 : 14,901,033.03 = 6,929,891.10 : x - Step 2: Convert to fraction form
10,790,644.12/14,901,033.03 = 6,929,891.10/x - Step 3: Cross multiply
10,790,644.12x = 14,901,033.03 × 6,929,891.10 - Step 4: Simplify right side
10,790,644.12x = 103,262,536,175,403.02 - Step 5: Solve for x
x = 103,262,536,175,403.02/10,790,644.12 - Step 6: Final answer
x = 9,569,635.98
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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.