Finding the Fourth Proportional to 11,467,970.87, 15,822,235.25 and 6,505,594.97
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Solution
The fourth proportional to 11,467,970.87, 15,822,235.25 and 6,505,594.97 is: 8,975,698.94
Step by Step Solution
- Step 1: Write the proportion equation
11,467,970.87 : 15,822,235.25 = 6,505,594.97 : x - Step 2: Convert to fraction form
11,467,970.87/15,822,235.25 = 6,505,594.97/x - Step 3: Cross multiply
11,467,970.87x = 15,822,235.25 × 6,505,594.97 - Step 4: Simplify right side
11,467,970.87x = 102,933,053,944,917.53 - Step 5: Solve for x
x = 102,933,053,944,917.53/11,467,970.87 - Step 6: Final answer
x = 8,975,698.94
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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.