Finding the Fourth Proportional to 11,789,934.12, 16,269,994.26 and 6,562,859.40
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Solution
The fourth proportional to 11,789,934.12, 16,269,994.26 and 6,562,859.40 is: 9,056,682.05
Step by Step Solution
- Step 1: Write the proportion equation
11,789,934.12 : 16,269,994.26 = 6,562,859.40 : x - Step 2: Convert to fraction form
11,789,934.12/16,269,994.26 = 6,562,859.40/x - Step 3: Cross multiply
11,789,934.12x = 16,269,994.26 × 6,562,859.40 - Step 4: Simplify right side
11,789,934.12x = 106,777,684,767,187.05 - Step 5: Solve for x
x = 106,777,684,767,187.05/11,789,934.12 - Step 6: Final answer
x = 9,056,682.05
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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.