Finding the Fourth Proportional to 11,946,051.44, 17,919,148.56 and 2,970,603.44
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Solution
The fourth proportional to 11,946,051.44, 17,919,148.56 and 2,970,603.44 is: 4,455,922.91
Step by Step Solution
- Step 1: Write the proportion equation
11,946,051.44 : 17,919,148.56 = 2,970,603.44 : x - Step 2: Convert to fraction form
11,946,051.44/17,919,148.56 = 2,970,603.44/x - Step 3: Cross multiply
11,946,051.44x = 17,919,148.56 × 2,970,603.44 - Step 4: Simplify right side
11,946,051.44x = 53,230,684,354,207.04 - Step 5: Solve for x
x = 53,230,684,354,207.04/11,946,051.44 - Step 6: Final answer
x = 4,455,922.91
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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.