Finding the Fourth Proportional to 12,201,472.44, 16,822,711.80 and 8,932,612.14
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Solution
The fourth proportional to 12,201,472.44, 16,822,711.80 and 8,932,612.14 is: 12,315,788.97
Step by Step Solution
- Step 1: Write the proportion equation
12,201,472.44 : 16,822,711.80 = 8,932,612.14 : x - Step 2: Convert to fraction form
12,201,472.44/16,822,711.80 = 8,932,612.14/x - Step 3: Cross multiply
12,201,472.44x = 16,822,711.80 × 8,932,612.14 - Step 4: Simplify right side
12,201,472.44x = 150,270,759,652,401.28 - Step 5: Solve for x
x = 150,270,759,652,401.28/12,201,472.44 - Step 6: Final answer
x = 12,315,788.97
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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.