Finding the Fourth Proportional to 15,944,940.84, 22,004,012.49 and 8,701,596.84
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Solution
The fourth proportional to 15,944,940.84, 22,004,012.49 and 8,701,596.84 is: 12,008,200.44
Step by Step Solution
- Step 1: Write the proportion equation
15,944,940.84 : 22,004,012.49 = 8,701,596.84 : x - Step 2: Convert to fraction form
15,944,940.84/22,004,012.49 = 8,701,596.84/x - Step 3: Cross multiply
15,944,940.84x = 22,004,012.49 × 8,701,596.84 - Step 4: Simplify right side
15,944,940.84x = 191,470,045,550,304.50 - Step 5: Solve for x
x = 191,470,045,550,304.50/15,944,940.84 - Step 6: Final answer
x = 12,008,200.44
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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.