Finding the Fourth Proportional to 6,699,287.13, 9,245,020.79 and 3,758,698.28
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Solution
The fourth proportional to 6,699,287.13, 9,245,020.79 and 3,758,698.28 is: 5,187,006.18
Step by Step Solution
- Step 1: Write the proportion equation
6,699,287.13 : 9,245,020.79 = 3,758,698.28 : x - Step 2: Convert to fraction form
6,699,287.13/9,245,020.79 = 3,758,698.28/x - Step 3: Cross multiply
6,699,287.13x = 9,245,020.79 × 3,758,698.28 - Step 4: Simplify right side
6,699,287.13x = 34,749,243,741,937.23 - Step 5: Solve for x
x = 34,749,243,741,937.23/6,699,287.13 - Step 6: Final answer
x = 5,187,006.18
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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.