Finding the Fourth Proportional to 19,474,400.44, 29,214,257.72 and 8,112,191.84
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Solution
The fourth proportional to 19,474,400.44, 29,214,257.72 and 8,112,191.84 is: 12,169,394.58
Step by Step Solution
- Step 1: Write the proportion equation
19,474,400.44 : 29,214,257.72 = 8,112,191.84 : x - Step 2: Convert to fraction form
19,474,400.44/29,214,257.72 = 8,112,191.84/x - Step 3: Cross multiply
19,474,400.44x = 29,214,257.72 × 8,112,191.84 - Step 4: Simplify right side
19,474,400.44x = 236,991,663,087,841 - Step 5: Solve for x
x = 236,991,663,087,841/19,474,400.44 - Step 6: Final answer
x = 12,169,394.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.