Finding the Fourth Proportional to 7,053,479.25, 10,559,879.73 and 6,324,158.49
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Solution
The fourth proportional to 7,053,479.25, 10,559,879.73 and 6,324,158.49 is: 9,468,001.63
Step by Step Solution
- Step 1: Write the proportion equation
7,053,479.25 : 10,559,879.73 = 6,324,158.49 : x - Step 2: Convert to fraction form
7,053,479.25/10,559,879.73 = 6,324,158.49/x - Step 3: Cross multiply
7,053,479.25x = 10,559,879.73 × 6,324,158.49 - Step 4: Simplify right side
7,053,479.25x = 66,782,353,047,858.41 - Step 5: Solve for x
x = 66,782,353,047,858.41/7,053,479.25 - Step 6: Final answer
x = 9,468,001.63
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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.