Finding the Fourth Proportional to 6,351,829.39, 8,765,398.32 and 3,451,241.03
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Solution
The fourth proportional to 6,351,829.39, 8,765,398.32 and 3,451,241.03 is: 4,762,644.03
Step by Step Solution
- Step 1: Write the proportion equation
6,351,829.39 : 8,765,398.32 = 3,451,241.03 : x - Step 2: Convert to fraction form
6,351,829.39/8,765,398.32 = 3,451,241.03/x - Step 3: Cross multiply
6,351,829.39x = 8,765,398.32 × 3,451,241.03 - Step 4: Simplify right side
6,351,829.39x = 30,251,502,326,277.07 - Step 5: Solve for x
x = 30,251,502,326,277.07/6,351,829.39 - Step 6: Final answer
x = 4,762,644.03
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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.