Finding the Fourth Proportional to 6,357,242.81, 8,773,104.74 and 3,456,653.28
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Solution
The fourth proportional to 6,357,242.81, 8,773,104.74 and 3,456,653.28 is: 4,770,241.15
Step by Step Solution
- Step 1: Write the proportion equation
6,357,242.81 : 8,773,104.74 = 3,456,653.28 : x - Step 2: Convert to fraction form
6,357,242.81/8,773,104.74 = 3,456,653.28/x - Step 3: Cross multiply
6,357,242.81x = 8,773,104.74 × 3,456,653.28 - Step 4: Simplify right side
6,357,242.81x = 30,325,581,275,304.55 - Step 5: Solve for x
x = 30,325,581,275,304.55/6,357,242.81 - Step 6: Final answer
x = 4,770,241.15
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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.