Finding the Fourth Proportional to 7,810,201.44, 11,722,858.62 and 3,769,533.74
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Solution
The fourth proportional to 7,810,201.44, 11,722,858.62 and 3,769,533.74 is: 5,657,947.68
Step by Step Solution
- Step 1: Write the proportion equation
7,810,201.44 : 11,722,858.62 = 3,769,533.74 : x - Step 2: Convert to fraction form
7,810,201.44/11,722,858.62 = 3,769,533.74/x - Step 3: Cross multiply
7,810,201.44x = 11,722,858.62 × 3,769,533.74 - Step 4: Simplify right side
7,810,201.44x = 44,189,711,097,339.84 - Step 5: Solve for x
x = 44,189,711,097,339.84/7,810,201.44 - Step 6: Final answer
x = 5,657,947.68
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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.