Finding the Fourth Proportional to 7,994,714.13, 11,992,072.91 and 2,238,295.74
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Solution
The fourth proportional to 7,994,714.13, 11,992,072.91 and 2,238,295.74 is: 3,357,444.09
Step by Step Solution
- Step 1: Write the proportion equation
7,994,714.13 : 11,992,072.91 = 2,238,295.74 : x - Step 2: Convert to fraction form
7,994,714.13/11,992,072.91 = 2,238,295.74/x - Step 3: Cross multiply
7,994,714.13x = 11,992,072.91 × 2,238,295.74 - Step 4: Simplify right side
7,994,714.13x = 26,841,805,708,222.41 - Step 5: Solve for x
x = 26,841,805,708,222.41/7,994,714.13 - Step 6: Final answer
x = 3,357,444.09
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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.