Finding the Fourth Proportional to 23,364,243.75, 32,241,977.36 and 12,910,093.95
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Solution
The fourth proportional to 23,364,243.75, 32,241,977.36 and 12,910,093.95 is: 17,815,554.45
Step by Step Solution
- Step 1: Write the proportion equation
23,364,243.75 : 32,241,977.36 = 12,910,093.95 : x - Step 2: Convert to fraction form
23,364,243.75/32,241,977.36 = 12,910,093.95/x - Step 3: Cross multiply
23,364,243.75x = 32,241,977.36 × 12,910,093.95 - Step 4: Simplify right side
23,364,243.75x = 416,246,956,786,822.50 - Step 5: Solve for x
x = 416,246,956,786,822.50/23,364,243.75 - Step 6: Final answer
x = 17,815,554.45
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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.