Finding the Fourth Proportional to 14,022,791.33, 21,034,186.99 and 6,464,519.33
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Solution
The fourth proportional to 14,022,791.33, 21,034,186.99 and 6,464,519.33 is: 9,696,778.99
Step by Step Solution
- Step 1: Write the proportion equation
14,022,791.33 : 21,034,186.99 = 6,464,519.33 : x - Step 2: Convert to fraction form
14,022,791.33/21,034,186.99 = 6,464,519.33/x - Step 3: Cross multiply
14,022,791.33x = 21,034,186.99 × 6,464,519.33 - Step 4: Simplify right side
14,022,791.33x = 135,975,908,266,357.30 - Step 5: Solve for x
x = 135,975,908,266,357.30/14,022,791.33 - Step 6: Final answer
x = 9,696,778.99
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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.