Finding the Fourth Proportional to 10,703,430.38, 14,770,842.08 and 5,808,694.75
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Solution
The fourth proportional to 10,703,430.38, 14,770,842.08 and 5,808,694.75 is: 8,016,057.44
Step by Step Solution
- Step 1: Write the proportion equation
10,703,430.38 : 14,770,842.08 = 5,808,694.75 : x - Step 2: Convert to fraction form
10,703,430.38/14,770,842.08 = 5,808,694.75/x - Step 3: Cross multiply
10,703,430.38x = 14,770,842.08 × 5,808,694.75 - Step 4: Simplify right side
10,703,430.38x = 85,799,312,777,204.48 - Step 5: Solve for x
x = 85,799,312,777,204.48/10,703,430.38 - Step 6: Final answer
x = 8,016,057.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.