Finding the Fourth Proportional to 15,170,905.96, 22,751,615.52 and 5,071,165
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Solution
The fourth proportional to 15,170,905.96, 22,751,615.52 and 5,071,165 is: 7,605,161.92
Step by Step Solution
- Step 1: Write the proportion equation
15,170,905.96 : 22,751,615.52 = 5,071,165 : x - Step 2: Convert to fraction form
15,170,905.96/22,751,615.52 = 5,071,165/x - Step 3: Cross multiply
15,170,905.96x = 22,751,615.52 × 5,071,165 - Step 4: Simplify right side
15,170,905.96x = 115,377,196,318,480.80 - Step 5: Solve for x
x = 115,377,196,318,480.80/15,170,905.96 - Step 6: Final answer
x = 7,605,161.92
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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.