Finding the Fourth Proportional to 7,994,713.13, 11,992,071.41 and 2,238,294.74
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Solution
The fourth proportional to 7,994,713.13, 11,992,071.41 and 2,238,294.74 is: 3,357,442.58
Step by Step Solution
- Step 1: Write the proportion equation
7,994,713.13 : 11,992,071.41 = 2,238,294.74 : x - Step 2: Convert to fraction form
7,994,713.13/11,992,071.41 = 2,238,294.74/x - Step 3: Cross multiply
7,994,713.13x = 11,992,071.41 × 2,238,294.74 - Step 4: Simplify right side
7,994,713.13x = 26,841,790,287,555.55 - Step 5: Solve for x
x = 26,841,790,287,555.55/7,994,713.13 - Step 6: Final answer
x = 3,357,442.58
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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.