Finding the Fourth Proportional to 14,263,101.18, 19,682,961.93 and 7,736,714.10
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Solution
The fourth proportional to 14,263,101.18, 19,682,961.93 and 7,736,714.10 is: 10,676,601.62
Step by Step Solution
- Step 1: Write the proportion equation
14,263,101.18 : 19,682,961.93 = 7,736,714.10 : x - Step 2: Convert to fraction form
14,263,101.18/19,682,961.93 = 7,736,714.10/x - Step 3: Cross multiply
14,263,101.18x = 19,682,961.93 × 7,736,714.10 - Step 4: Simplify right side
14,263,101.18x = 152,281,449,093,594.22 - Step 5: Solve for x
x = 152,281,449,093,594.22/14,263,101.18 - Step 6: Final answer
x = 10,676,601.62
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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.