Finding the Fourth Proportional to 11,796,418.35, 16,278,019.50 and 6,569,031.51
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Solution
The fourth proportional to 11,796,418.35, 16,278,019.50 and 6,569,031.51 is: 9,064,685.55
Step by Step Solution
- Step 1: Write the proportion equation
11,796,418.35 : 16,278,019.50 = 6,569,031.51 : x - Step 2: Convert to fraction form
11,796,418.35/16,278,019.50 = 6,569,031.51/x - Step 3: Cross multiply
11,796,418.35x = 16,278,019.50 × 6,569,031.51 - Step 4: Simplify right side
11,796,418.35x = 106,930,823,015,894.44 - Step 5: Solve for x
x = 106,930,823,015,894.44/11,796,418.35 - Step 6: Final answer
x = 9,064,685.55
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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.