Finding the Fourth Proportional to 5,615,087.87, 7,748,826.44 and 3,036,768.65
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Solution
The fourth proportional to 5,615,087.87, 7,748,826.44 and 3,036,768.65 is: 4,190,743.53
Step by Step Solution
- Step 1: Write the proportion equation
5,615,087.87 : 7,748,826.44 = 3,036,768.65 : x - Step 2: Convert to fraction form
5,615,087.87/7,748,826.44 = 3,036,768.65/x - Step 3: Cross multiply
5,615,087.87x = 7,748,826.44 × 3,036,768.65 - Step 4: Simplify right side
5,615,087.87x = 23,531,393,153,355.13 - Step 5: Solve for x
x = 23,531,393,153,355.13/5,615,087.87 - Step 6: Final answer
x = 4,190,743.53
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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.