Finding the Fourth Proportional to 10,220,714.11, 14,106,768.23 and 5,872,198.12
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Solution
The fourth proportional to 10,220,714.11, 14,106,768.23 and 5,872,198.12 is: 8,104,887.49
Step by Step Solution
- Step 1: Write the proportion equation
10,220,714.11 : 14,106,768.23 = 5,872,198.12 : x - Step 2: Convert to fraction form
10,220,714.11/14,106,768.23 = 5,872,198.12/x - Step 3: Cross multiply
10,220,714.11x = 14,106,768.23 × 5,872,198.12 - Step 4: Simplify right side
10,220,714.11x = 82,837,737,938,245.88 - Step 5: Solve for x
x = 82,837,737,938,245.88/10,220,714.11 - Step 6: Final answer
x = 8,104,887.49
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1.5x scale
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.