Finding the Fourth Proportional to 5,645,296.07, 8,505,894.73 and 5,106,153.41
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Solution
The fourth proportional to 5,645,296.07, 8,505,894.73 and 5,106,153.41 is: 7,693,556.34
Step by Step Solution
- Step 1: Write the proportion equation
5,645,296.07 : 8,505,894.73 = 5,106,153.41 : x - Step 2: Convert to fraction form
5,645,296.07/8,505,894.73 = 5,106,153.41/x - Step 3: Cross multiply
5,645,296.07x = 8,505,894.73 × 5,106,153.41 - Step 4: Simplify right side
5,645,296.07x = 43,432,403,380,690.53 - Step 5: Solve for x
x = 43,432,403,380,690.53/5,645,296.07 - Step 6: Final answer
x = 7,693,556.34
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.