Finding the Fourth Proportional to 7,393,489.48, 11,065,001.10 and 6,196,763.08
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Solution
The fourth proportional to 7,393,489.48, 11,065,001.10 and 6,196,763.08 is: 9,273,995.79
Step by Step Solution
- Step 1: Write the proportion equation
7,393,489.48 : 11,065,001.10 = 6,196,763.08 : x - Step 2: Convert to fraction form
7,393,489.48/11,065,001.10 = 6,196,763.08/x - Step 3: Cross multiply
7,393,489.48x = 11,065,001.10 × 6,196,763.08 - Step 4: Simplify right side
7,393,489.48x = 68,567,190,296,639.38 - Step 5: Solve for x
x = 68,567,190,296,639.38/7,393,489.48 - Step 6: Final answer
x = 9,273,995.79
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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.