Finding the Fourth Proportional to 16,236,908.33, 22,406,959.96 and 8,894,580.31
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Solution
The fourth proportional to 16,236,908.33, 22,406,959.96 and 8,894,580.31 is: 12,274,535.32
Step by Step Solution
- Step 1: Write the proportion equation
16,236,908.33 : 22,406,959.96 = 8,894,580.31 : x - Step 2: Convert to fraction form
16,236,908.33/22,406,959.96 = 8,894,580.31/x - Step 3: Cross multiply
16,236,908.33x = 22,406,959.96 × 8,894,580.31 - Step 4: Simplify right side
16,236,908.33x = 199,300,504,788,920.50 - Step 5: Solve for x
x = 199,300,504,788,920.50/16,236,908.33 - Step 6: Final answer
x = 12,274,535.32
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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.